leetcode

=====================================================================

SN	Title	Solution	Difficulty
1901	Find a Peak Element II	C++, Python	Medium
1899	Merge Triplets to Form Target Triplet	C++, Python	Medium
1898	Maximum Number of Removable Characters	C++, Python	Medium
1897	Redistribute Characters to Make All Strings Equal	C++, Python	Easy
1895	Largest Magic Square	C++, Python	Medium
1894	Find the Student that Will Replace the Chalk	C++, Python	Medium
1893	check-if-all-the-integers-in-a-range-are-covered/	C++, Python	Easy
1889	Minimum Space Wasted From Packaging	C++, Python	Hard
1888	Minimum Number of Flips to Make the Binary String Alternating	C++, Python	Medium
1887	Reduction Operations to Make the Array Elements Equal	C++, Python	Medium
1886	Determine Whether Matrix Can Be Obtained By Rotation	C++, Python	Easy
1884	Egg Drop With 2 Eggs and N Floors	C++, Python	Medium
1883	Minimum Skips to Arrive at Meeting On Time	C++, Python	Hard
1882	Process Tasks Using Servers	C++, Python	Medium
1881	Maximum Value after Insertion	C++, Python	Medium
1880	Check if Word Equals Summation of Two Words	C++, Python	Easy
1879	Minimum XOR Sum of Two Arrays	C++, Python	Hard
1878	Get Biggest Three Rhombus Sums in a Grid	C++, Python	Medium
1877	Minimize Maximum Pair Sum in Array	C++, Python	Medium
1876	Substrings of Size Three with Distinct Characters	C++, Python	Easy
1872	Stone Game VIII	C++, Python	Hard
1871	Jump Game VII	C++, Python	Medium
1870	Minimum Speed to Arrive on Time	C++, Python	Medium
1869	Longer Contiguous Segments of Ones than Zeros	C++, Python	Easy
1866	Number of Ways to Rearrange Sticks With K Sticks Visible	C++, Python	Hard
1865	Finding Pairs With a Certain Sum	C++, Python	Medium
1864	Minimum Number of Swaps to Make the Binary String Alternating	C++, Python	Medium
1863	Sum of All Subset XOR Totals	C++, Python	Easy
1862	Sum of Floored Pairs	C++, Python	Hard
1861	Rotating the Box	C++, Python	Medium
1860	Incremental Memory Leak	C++, Python	Medium
1859	Sorting the Sentence	C++, Python	Easy
1857	Largest Color Value in a Directed Graph	C++, Python	Hard
1856	Maximum Subarray Min-Product	C++, Python	Medium
1855	Maximum Distance Between a Pair of Values	C++, Python	Medium
1854	Maximum Population Year	C++, Python	Easy
1851	Minimum Interval to Include Each Query	C++, Python	Hard
1850	Minimum Adjacent Swaps to Reach the Kth Smallest Number	C++, Python	Medium
1849	Splitting a String Into Descending Consecutive Values	C++, Python	Medium
1848	Minimum Distance to the Target Element	C++, Python	Easy
1847	Closest Room	C++, Python	Hard
1846	Maximum Element After Decreasing and Rearranging	C++, Python	Medium
1845	Seat Reservation Manager	C++, Python	Medium
1844	Replace All Digits with Characters	C++, Python	Easy
1840	Maximum Building Height	C++, Python	Hard
1839	Longest Substring Of All Vowels in Order	C++, Python	Medium
1838	Frequency of the Most Frequent Element	C++, Python	Medium
1837	Sum of Digits in Base K	C++, Python	Easy
1835	Find XOR Sum of All Pairs Bitwise AND	C++, Python	Hard
1834	Single-Threaded CPU	C++, Python	Medium
1833	Maximum Ice Cream Bars	C++, Python	Medium
1832	Check if the Sentence Is Pangram	C++, Python	Easy
1830	Minimum Number of Operations to Make String Sorted	C++, Python	Hard
1829	Maximum XOR for Each Query	C++, Python	Medium
1828	Queries on Number of Points Inside a Circle	C++, Python	Medium
1827	Minimum Operations to Make the Array Increasing	C++, Python	Easy
1825	Finding MK Average	C++, Python	Hard
1824	Minimum Sideway Jumps	C++, Python	Medium
1823	Find the Winner of the Circular Game	C++, Python	Medium
1822	Sign of the Product of an Array	C++, Python	Easy
1819	Number of Different Subsequences GCDs	C++, Python	Hard
1818	Minimum Absolute Sum Difference	C++, Python	Medium
1817	Finding the Users Active Minutes	C++, Python	Medium
1816	Truncate Sentence	C++, Python	Easy
1815	Maximum Number of Groups Getting Fresh Donuts	C++, Python	Hard
1814	Count Nice Pairs in an Array	C++, Python	Medium
1813	Sentence Similarity III	C++, Python	Medium
1812	Determine Color of a Chessboard Square	C++, Python	Easy
1808	Maximize Number of Nice Divisors	C++, Python	Hard
1807	Evaluate the Bracket Pairs of a String	C++, Python	Medium
1806	Minimum Number of Operations to Reinitialize a Permutation	C++, Python	Medium
1805	Number of Different Integers in a String	C++, Python	Easy
1803	Count Pairs With XOR in a Range	C++, Python	Hard
1802	Maximum Value at a Given Index in a Bounded Array	C++, Python	Medium
1801	Number of Orders in the Backlog	C++, Python	Medium
1800	Maximum Ascending Subarray Sum	C++, Python	Easy
1799	Maximize Score After N Operations	C++, Python	Hard
1798	Maximum Number of Consecutive Values You Can Make	C++, Python	Medium
1797	Design Authentication Manager	C++, Python	Medium
1796	Second Largest Digit in a String	C++, Python	Easy
1793	Maximum Score of a Good Subarray	C++, Python	Hard
1792	Maximum Average Pass Ratio	C++, Python	Medium
1791	Find Center of Star Graph	C++, Python	Medium
1790	Check if One String Swap Can Make Strings Equal	C++, Python	Easy
1787	Make the XOR of All Segments Equal to Zero	C++, Python	Hard
1786	Number of Restricted Paths From First to Last Node	C++, Python	Medium
1785	Minimum Elements to Add to Form a Given Sum	C++, Python	Medium
1784	Check if Binary String Has at Most One Segment of Ones	C++, Python	Easy
1782	Count Pairs Of Nodes	C++, Python	Hard
1781	Sum of Beauty of All Substrings	C++, Python	Medium
1780	Check if Number is a Sum of Powers of Three	C++, Python	Medium
1779	Find Nearest Point That Has the Same X or Y Coordinate	C++, Python	Easy
1776	Car Fleet II	C++, Python	Hard
1775	Equal Sum Arrays With Minimum Number of Operations	C++, Python	Medium
1774	Closest Dessert Cost	C++, Python	Medium
1773	Count Items Matching a Rule	C++, Python	Easy
1771	Maximize Palindrome Length From Subsequences	C++, Python	Hard
1770	Maximum Score from Performing Multiplication Operations	C++, Python	Medium
1769	Minimum Number of Operations to Move All Balls to Each Box	C++, Python	Medium
1768	Merge Strings Alternately	C++, Python	Easy
1766	Tree of Coprimes	C++, Python	Hard
1765	Map of Highest Peak	C++, Python	Medium
1764	Form Array by Concatenating Subarrays of Another Array	C++, Python	Medium
1763	Longest Nice Substring	C++, Python	Easy
1761	Minimum Degree of a Connected Trio in a Graph	C++, Python	Hard
1760	Minimum Limit of Balls in a Bag	C++, Python	Medium
1759	Count Number of Homogenous Substrings	C++, Python	Medium
1758	Minimum Changes To Make Alternating Binary String	C++, Python	Easy
1755	Closest Subsequence Sum	C++, Python	Hard
1754	Largest Merge Of Two Strings	C++, Python	Medium
1753	Maximum Score From Removing Stones	C++, Python	Medium
1752	Check if Array Is Sorted and Rotated	C++, Python	Easy
1751	Maximum Number of Events That Can Be Attended II	C++, Python	Hard
1750	Minimum Length of String After Deleting Similar Ends	C++, Python	Medium
1749	Maximum Absolute Sum of Any Subarray	C++, Python	Medium
1748	Sum of Unique Elements	C++, Python	Easy
1745	Palindrome Partitioning IV	C++, Python	Hard
1744	Can You Eat Your Favorite Candy on Your Favorite Day?	C++, Python	Medium
1743	Restore the Array From Adjacent Pairs	C++, Python	Medium
1742	Maximum Number of Balls in a Box	C++, Python	Easy
1739	Building Boxes	C++, Python	Hard
1738	Find Kth Largest XOR Coordinate Value	C++, Python	Medium
1737	Change Minimum Characters to Satisfy One of Three Conditions	C++, Python	Medium
1736	Latest Time by Replacing Hidden Digits	C++, Python	Easy
1735	Count Ways to Make Array With Product	C++, Python	Hard
1734	Decode XORed Permutation	C++, Python	Medium
1733	Minimum Number of People to Teach	C++, Python	Medium
1732	Find the Highest Altitude	C++, Python	Easy
1728	Cat and Mouse II	C++, Python	Hard
1727	Largest Submatrix With Rearrangements	C++, Python	Medium
1726	Tuple with Same Product	C++, Python	Medium
1725	Number Of Rectangles That Can Form The Largest Square	C++, Python	Easy
1723	Find Minimum Time to Finish All Jobs	C++, Python	Hard
1722	Minimize Hamming Distance After Swap Operations	C++, Python	Medium
1721	Swapping Nodes in a Linked List	C++, Python	Medium
1720	Decode XORed Array	C++, Python	Easy
1719	Number Of Ways To Reconstruct A Tree	C++, Python	Medium
1718	Construct the Lexicographically Largest Valid Sequence	C++, Python	Medium
1717	Maximum Score From Removing Substrings	C++, Python	Medium
1716	Calculate Money in Leetcode Bank	C++, Python	Easy
1713	Minimum Operations to Make a Subsequence	C++, Python	Hard
1712	Ways to Split Array Into Three Subarrays	C++, Python	Medium
1711	Count Good Meals	C++, Python	Medium
1710	Maximum Units on a Truck	C++, Python	Easy
1707	Maximum XOR With an Element From Array	C++, Python	Hard
1706	Where Will the Ball Fall	C++, Python	Medium
1705	Maximum Number of Eaten Apples	C++, Python	Medium
1704	Determine if String Halves Are Alike	C++, Python	Easy
1703	Minimum Adjacent Swaps for K Consecutive Ones	C++, Python	Hard
1702	Maximum Binary String After Change	C++, Python	Medium
1701	Average Waiting Time	C++, Python	Medium
1700	Number of Students Unable to Eat Lunch	C++, Python	Easy
1697	Checking Existence of Edge Length Limited Paths	C++, Python	Hard
1696	Jump Game VI	C++, Python	Medium
1695	Maximum Erasure Value	C++, Python	Medium
1694	Reformat Phone Number	C++, Python	Easy
1691	Maximum Height by Stacking Cuboids	C++, Python	Hard
1690	Stone Game VII	C++, Python	Medium
1689	Partitioning Into Minimum Number Of Deci-Binary Numbers	C++, Python	Medium
1688	Count of Matches in Tournament	C++, Python	Easy
1687	Delivering Boxes from Storage to Ports	C++, Python	Hard
1686	Stone Game VI	C++, Python	Medium
1685	Sum of Absolute Differences in a Sorted Array	C++, Python	Medium
1684	Count the Number of Consistent Strings	C++, Python	Easy
1681	Minimum Incompatibility	C++, Python	Hard
1680	Concatenation of Consecutive Binary Numbers	C++, Python	Medium
1679	Max Number of K-Sum Pairs	C++, Python	Medium
1678	Goal Parser Interpretation	C++, Python	Easy
1675	Minimize Deviation in Array	C++, Python	Hard
1674	Minimum Moves to Make Array Complementary	C++, Python	Medium
1673	Find the Most Competitive Subsequence	C++, Python	Medium
1672	Richest Customer Wealth	C++, Python	Easy
1671	Minimum Number of Removals to Make Mountain Array	C++, Python	Hard
1670	Design Front Middle Back Queue	C++, Python	Medium
1669	Merge In Between Linked Lists	C++, Python	Medium
1668	Maximum Repeating Substring	C++, Python	Easy
1665	Minimum Initial Energy to Finish Tasks	C++, Python	Hard
1664	Ways to Make a Fair Array	C++, Python	Medium
1663	Smallest String With A Given Numeric Value	C++, Python	Medium
1662	Check If Two String Arrays are Equivalent	C++, Python	Easy
1659	Maximize Grid Happiness	C++, Python	Hard
1658	Minimum Operations to Reduce X to Zero	C++, Python	Medium
1657	Determine if Two Strings Are Close	C++, Python	Medium
1656	Design an Ordered Stream	C++, Python	Easy
1655	Distribute Repeating Integers	C++, Python	Hard
1654	Minimum Jumps to Reach Home	C++, Python	Medium
1653	Minimum Deletions to Make String Balanced	C++, Python	Medium
1652	Defuse the Bomb	C++, Python	Easy
1649	Create Sorted Array through Instructions	C++, Python	Hard
1648	Sell Diminishing-Valued Colored Balls	C++, Python	Medium
1647	Minimum Deletions to Make Character Frequencies Unique	C++, Python	Medium
1646	Get Maximum in Generated Array	C++, Python	Easy
1643	Kth Smallest Instructions	C++, Python	Hard
1642	Furthest Building You Can Reach	C++, Python	Medium
1641	Count Sorted Vowel Strings	C++, Python	Medium
1640	Check Array Formation Through Concatenation	C++, Python	Easy
1639	Number of Ways to Form a Target String Given a Dictionary	C++, Python	Hard
1638	Count Substrings That Differ by One Character	C++, Python	Medium
1637	Widest Vertical Area Between Two Points Containing No Points	C++, Python	Medium
1636	Sort Array by Increasing Frequency	C++, Python	Easy
1632	Rank Transform of a Matrix	C++, Python	Hard
1631	Path With Minimum Effort	C++, Python	Medium
1630	Arithmetic Subarrays	C++, Python	Medium
1629	Slowest Key	C++, Python	Easy
1627	Graph Connectivity With Threshold	C++, Python	Hard
1626	Best Team With No Conflicts	C++, Python	Medium
1625	Lexicographically Smallest String After Applying Operations	C++, Python	Medium
1624	Largest Substring Between Two Equal Characters	C++, Python	Easy
1622	Fancy Sequence	C++, Python	Hard
1621	Number of Sets of K Non-Overlapping Line Segments	C++, Python	Medium
1620	Coordinate With Maximum Network Quality	C++, Python	Medium
1619	Mean of Array After Removing Some Elements	C++, Python	Easy
1617	Count Subtrees With Max Distance Between Cities	C++, Python	Hard
1616	Split Two Strings to Make Palindrome	C++, Python	Medium
1615	Maximal Network Rank	C++, Python	Medium
1614	Maximum Nesting Depth of the Parentheses	C++, Python	Easy
1611	Minimum One Bit Operations to Make Integers Zero	C++, Python	Hard
1610	Maximum Number of Visible Points	C++, Python	Hard
1609	Even Odd Tree	C++, Python	Medium
1608	Special Array With X Elements Greater Than or Equal X	C++, Python	Easy
1606	Find Servers That Handled Most Number of Requests	C++, Python	Hard
1605	Find Valid Matrix Given Row and Column Sums	C++, Python	Medium
1604	Alert Using Same Key-Card Three or More Times in a One Hour Period	C++, Python	Medium
1603	Design Parking System	C++, Python	Easy
1601	Maximum Number of Achievable Transfer Requests	C++, Python	Hard
1600	Throne Inheritance	C++, Python	Medium
1599	Maximum Profit of Operating a Centennial Wheel	C++, Python	Medium
1598	Crawler Log Folder	C++, Python	Easy
1595	Minimum Cost to Connect Two Groups of Points	C++, Python	Hard
1594	Maximum Non Negative Product in a Matrix	C++, Python	Medium
1593	Split a String Into the Max Number of Unique Substrings	C++, Python	Medium
1592	Rearrange Spaces Between Words	C++, Python	Easy
1591	Strange Printer II	C++, Python	Hard
1590	Make Sum Divisible by P	C++, Python	Medium
1589	Maximum Sum Obtained of Any Permutation	C++, Python	Medium
1588	Sum of All Odd Length Subarrays	C++, Python	Easy
1585	Check If String Is Transformable With Substring Sort Operations	C++, Python	Hard
1584	Min Cost to Connect All Points	C++, Python	Medium
1583	Count Unhappy Friends	C++, Python	Medium
1582	Special Positions in a Binary Matrix	C++, Python	Easy
1579	Remove Max Number of Edges to Keep Graph Fully Traversable	C++, Python	Hard
1578	Minimum Deletion Cost to Avoid Repeating Letters	C++, Python	Medium
1577	NumberofWaysWhereSquareofNumberIsEqualtoProductofTwoNumbers	C++, Python	Medium
1576	Replace All ?'s to Avoid Consecutive Repeating Characters	C++, Python	Easy
1575	Count All Possible Routes	C++, Python	Hard
1574	Shortest Subarray to be Removed to Make Array Sorted	C++, Python	Medium
1573	Number of Ways to Split a String	C++, Python	Medium
1572	Matrix Diagonal Sum	C++, Python	Easy
1569	Number of Ways to Reorder Array to Get Same BST	C++, Python	Hard
1568	Minimum Number of Days to Disconnect Island	C++, Python	Hard
1567	Maximum Length of Subarray With Positive Product	C++, Python	Medium
1566	Detect Pattern of Length M Repeated K or More Times	C++, Python	Easy
1563	Stone Game V	C++, Python	Hard
1562	Find Latest Group of Size M	C++, Python	Medium
1561	Maximum Number of Coins You Can Get	C++, Python	Medium
1560	Most Visited Sector in a Circular Track	C++, Python	Easy
1559	Detect Cycles in 2D Grid	C++, Python	Hard
1558	Minimum Numbers of Function Calls to Make Target Array	C++, Python	Medium
1557	Minimum Number of Vertices to Reach All Nodes	C++, Python	Medium
1556	Thousand Separator	C++, Python	Easy
1553	Minimum Number of Days to Eat N Oranges	C++, Python	Hard
1552	Magnetic Force Between Two Balls	C++, Python	Medium
1551	Minimum Operations to Make Array Equal	C++, Python	Medium
1550	Three Consecutive Odds	C++, Python	Easy
1547	Minimum Cost to Cut a Stick	C++, Python	Hard
1546	MaximumNumberofNon-OverlappingSubarraysWithSumEqualsTarget	C++, Python	Medium
1545	Find Kth Bit in Nth Binary String	C++, Python	Medium
1544	Make The String Great	C++, Python	Easy
1542	Find Longest Awesome Substring	C++, Python	Hard
1541	Minimum Insertions to Balance a Parentheses String	C++, Python	Medium
1540	Can Convert String in K Moves	C++, Python	Medium
1539	Kth Missing Positive Number	C++, Python	Easy
1537	Get the Maximum Score	C++, Python	Hard
1536	Minimum Swaps to Arrange a Binary Grid	C++, Python	Medium
1535	Find the Winner of an Array Game	C++, Python	Medium
1534	Count Good Triplets	C++, Python	Easy
1531	String Compression II	C++, Python	Hard
1530	Number of Good Leaf Nodes Pairs	C++, Python	Medium
1529	Bulb Switcher IV	C++, Python	Medium
1528	Shuffle String	C++, Python	Easy
1526	Minimum Number of Increments on Subarrays to Form a Target Array	C++, Python	Hard
1525	Number of Good Ways to Split a String	C++, Python	Medium
1524	Number of Sub-arrays With Odd Sum	C++, Python	Medium
1523	Count Odd Numbers in an Interval Range	C++, Python	Easy
1521	Find a Value of a Mysterious Function Closest to Target	C++, Python	Hard
1520	Maximum Number of Non-Overlapping Substrings	C++, Python	Hard
1519	Number of Nodes in the Sub-Tree With the Same Label	C++, Python	Medium
1518	Water Bottles	C++, Python	Easy
1515	Best Position for a Service Centre	C++, Python	Hard
1514	Path with Maximum Probability	C++, Python	Medium
1513	Number of Substrings With Only 1s	C++, Python	Medium
1512	Number of Good Pairs	C++, Python	Easy
1510	Stone Game IV	C++, Python	Hard
1509	Minimum Difference Between Largest and Smallest Value in Three Moves	C++, Python	Medium
1508	Range Sum of Sorted Subarray Sums	C++, Python	Medium
1507	Reformat Date	C++, Python	Easy
1505	Minimum Possible Integer After at Most K Adjacent Swaps On Digits	C++, Python	Hard
1504	Count Submatrices With All Ones	C++, Python	Medium
1503	Last Moment Before All Ants Fall Out of a Plank	C++, Python	Medium
1502	Can Make Arithmetic Progression From Sequence	C++, Python	Easy
1499	Max Value of Equation	C++, Python	Hard
1497	Check If Array Pairs Are Divisible by k	C++, Python	Medium
1496	Path Crossing	C++, Python	Easy
1494	Parallel Courses II	C++, Python	Hard
1493	Longest Subarray of 1's After Deleting One Element	C++, Python	Medium
1492	The kth Factor of n	C++, Python	Medium
1491	Average Salary Excluding the Minimum and Maximum Salary	C++, Python	Easy
1489	Find Critical and Pseudo-Critical Edges in Minimum Spanning Tree	C++, Python	Hard
1488	Avoid Flood in The City	C++, Python	Medium
1487	Making File Names Unique	C++, Python	Medium
1486	XOR Operation in an Array	C++, Python	Easy
1483	Kth Ancestor of a Tree Node	C++, Python	Hard
1482	Minimum Number of Days to Make m Bouquets	C++, Python	Medium
1481	Least Number of Unique Integers after K Removals	C++, Python	Medium
1480	Running Sum of 1d Array	C++, Python	Easy
1478	Allocate Mailboxes	C++, Python	Hard
1477	Find Two Non-overlapping Sub-arrays Each With Target Sum	C++, Python	Medium
1476	Subrectangle Queries	C++, Python	Medium
1475	Final Prices With a Special Discount in a Shop	C++, Python	Easy
1473	Paint House III	C++, Python	Hard
1472	Design Browser History	C++, Python	Medium
1471	The k Strongest Values in an Array	C++, Python	Medium
1470	Shuffle the Array	C++, Python	Easy
1466	Reorder Routes to Make All Paths Lead to the City Zero	C++, Python	Medium
1465	Maximum Area of a Piece of Cake After Horizontal and Vertical Cuts	C++, Python	Medium
1464	Maximum Product of Two Elements in an Array	C++, Python	Easy
1463	Cherry Pickup II	C++, Python	Hard
1462	Course Schedule IV	C++, Python	Medium
1461	Check If a String Contains All Binary Codes of Size K	C++, Python	Medium
1460	Make Two Arrays Equal by Reversing Sub-arrays	C++, Python	Easy
1458	Max Dot Product of Two Subsequences	C++, Python	Hard
1457	Pseudo-Palindromic Paths in a Binary Tree	C++, Python	Medium
1456	Maximum Number of Vowels in a Substring of Given Length	C++, Python	Medium
1455	Check If a Word Occurs As a Prefix of Any Word in a Sentence	C++, Python	Easy
1452	People Whose List of Favorite Companies Is NotaSubsetofAnotherList	C++, Python	Medium
1451	Rearrange Words in a Sentence	C++, Python	Medium
1450	Number of Students Doing Homework at a Given Time	C++, Python	Easy
1449	Form Largest Integer With Digits That Add up to Target	C++, Python	Hard
1448	Count Good Nodes in Binary Tree	C++, Python	Medium
1447	Simplified Fractions	C++, Python	Medium
1446	Consecutive Characters	C++, Python	Easy
1444	Number of Ways of Cutting a Pizza	C++, Python	Hard
1443	Minimum Time to Collect All Apples in a Tree	C++, Python	Medium
1442	Count Triplets That Can Form Two Arrays of Equal XOR	C++, Python	Medium
1441	Build an Array With Stack Operations	C++, Python	Easy
1439	Find the Kth Smallest Sum of a Matrix With Sorted Rows	C++, Python	Hard
1438	LongestContinuousSubarrayWithAbsoluteDiffLessThanorEqualtoLimit	C++, Python	Medium
1437	Check If All 1's Are at Least Length K Places Away	C++, Python	Easy
1436	Destination City	C++, Python	Easy
1434	Number of Ways to Wear Different Hats to Each Other	C++, Python	Hard
1433	Check If a String Can Break Another String	C++, Python	Medium
1432	Max Difference You Can Get From Changing an Integer	C++, Python	Medium
1431	Kids With the Greatest Number of Candies	C++, Python	Easy
1425	Constrained Subsequence Sum	C++, Python	Hard
1424	Diagonal Traverse II	C++, Python	Medium
1423	Maximum Points You Can Obtain from Cards	C++, Python	Medium
1422	Maximum Score After Splitting a String	C++, Python	Easy
1420	Build Array Where You Can Find The Maximum Exactly K Comparisons	C++, Python	Hard
1419	Minimum Number of Frogs Croaking	C++, Python	Medium
1418	Display Table of Food Orders in a Restaurant	C++, Python	Medium
1417	Reformat The String	C++, Python	Easy
1416	Restore The Array	C++, Python	Hard
1415	The k-th Lexicographical String of All Happy Strings of Length n	C++, Python	Medium
1414	Find the Minimum Number of Fibonacci Numbers Whose Sum Is K	C++, Python	Medium
1413	Minimum Value to Get Positive Step by Step Sum	C++, Python	Easy
1411	Number of Ways to Paint N × 3 Grid	C++, Python	Hard
1410	HTML Entity Parser	C++, Python	Medium
1409	Queries on a Permutation With Key	C++, Python	Medium
1408	String Matching in an Array	C++, Python	Easy
1406	Stone Game III	C++, Python	Hard
1405	Longest Happy String	C++, Python	Medium
1404	Number of Steps to Reduce a Number in Binary Representation to One	C++, Python	Medium
1403	Minimum Subsequence in Non-Increasing Order	C++, Python	Easy
1402	Reducing Dishes	C++, Python	Hard
1401	Circle and Rectangle Overlapping	C++, Python	Medium
1400	Construct K Palindrome Strings	C++, Python	Medium
1399	Count Largest Group	C++, Python	Easy
1396	Design Underground System	C++, Python	Medium
1395	Count Number of Teams	C++, Python	Medium
1394	Find Lucky Integer in an Array	C++, Python	Easy
1392	Longest Happy Prefix	C++, Python	Hard
1391	Check if There is a Valid Path in a Grid	C++, Python	Medium
1390	Four Divisors	C++, Python	Medium
1389	Create Target Array in the Given Order	C++, Python	Easy
1388	Pizza With 3n Slices	C++, Python	Hard
1387	Sort Integers by The Power Value	C++, Python	Medium
1386	Cinema Seat Allocation	C++, Python	Medium
1385	Find the Distance Value Between Two Arrays	C++, Python	Easy
1383	Maximum Performance of a Team	C++, Python	Hard
1382	Balance a Binary Search Tree	C++, Python	Medium
1381	Design a Stack With Increment Operation	C++, Python	Medium
1380	Lucky Numbers in a Matrix	C++, Python	Easy
1379	Find a Corresponding Node of a Binary Tree in a Clone of That Tree	C++, Python	Medium
1377	Frog Position After T Seconds	C++, Python	Hard
1376	Time Needed to Inform All Employees	C++, Python	Medium
1375	Bulb Switcher III	C++, Python	Medium
1374	Generate a String With Characters That Have Odd Counts	C++, Python	Easy
1373	Maximum Sum BST in Binary Tree	C++, Python	Hard
1372	Longest ZigZag Path in a Binary Tree	C++, Python	Medium
1371	Find the Longest Substring Containing Vowels in Even Counts	C++, Python	Medium
1370	Increasing Decreasing String	C++, Python	Easy
1368	Minimum Cost to Make at Least One Valid Path in a Grid	C++, Python	Hard
1367	Linked List in Binary Tree	C++, Python	Medium
1366	Rank Teams by Votes	C++, Python	Medium
1365	How Many Numbers Are Smaller Than the Current Number	C++, Python	Easy
1363	Largest Multiple of Three	C++, Python	Hard
1362	Closest Divisors	C++, Python	Medium
1361	Validate Binary Tree Nodes	C++, Python	Medium
1360	Number of Days Between Two Dates	C++, Python	Easy
1359	Count All Valid Pickup and Delivery Options	C++, Python	Hard
1358	Number of Substrings Containing All Three Characters	C++, Python	Medium
1357	Apply Discount Every n Orders	C++, Python	Medium
1356	Sort Integers by The Number of 1 Bits	C++, Python	Easy
1354	Construct Target Array With Multiple Sums	C++, Python	Hard
1353	Maximum Number of Events That Can Be Attended	C++, Python	Medium
1352	Product of the Last K Numbers	C++, Python	Medium
1351	Count Negative Numbers in a Sorted Matrix	C++, Python	Easy
1349	Maximum Students Taking Exam	C++, Python	Hard
1348	Tweet Counts Per Frequency	C++, Python	Medium
1347	Minimum Number of Steps to Make Two Strings Anagram	C++, Python	Medium
1346	Check If N and Its Double Exist	C++, Python	Easy
1345	Jump Game IV	C++, Python	Hard
1344	Angle Between Hands of a Clock	C++, Python	Medium
1343	NumberofSub-arraysofSizeKandAverageGreaterthanorEqualtoThreshold	C++, Python	Medium
1342	Number of Steps to Reduce a Number to Zero	C++, Python	Easy
1340	Jump Game V	C++, Python	Hard
1339	Maximum Product of Splitted Binary Tree	C++, Python	Medium
1338	Reduce Array Size to The Half	C++, Python	Medium
1337	The K Weakest Rows in a Matrix	C++, Python	Easy
1335	Minimum Difficulty of a Job Schedule	C++, Python	Hard
1334	FindtheCityWiththeSmallestNumberofNeighborsataThresholdDistance	C++, Python	Medium
1333	Filter Restaurants by Vegan-Friendly, Price and Distance	C++, Python	Medium
1332	Remove Palindromic Subsequences	C++, Python	Easy
1331	Rank Transform of an Array	C++, Python	Easy
1330	Reverse Subarray To Maximize Array Value	C++, Python	Hard
1329	Sort the Matrix Diagonally	C++, Python	Medium
1328	Break a Palindrome	C++, Python	Medium
1326	Minimum Number of Taps to Open to Water a Garden	C++, Python	Hard
1325	Delete Leaves With a Given Value	C++, Python	Medium
1324	Print Words Vertically	C++, Python	Medium
1323	Maximum 69 Number	C++, Python	Easy
1320	Minimum Distance to Type a Word Using Two Fingers	C++, Python	Hard
1319	Number of Operations to Make Network Connected	C++, Python	Medium
1318	Minimum Flips to Make a OR b Equal to c	C++, Python	Medium
1317	Convert Integer to the Sum of Two No-Zero Integers	C++, Python	Easy
1316	Distinct Echo Substrings	C++, Python	Hard
1315	Sum of Nodes with Even-Valued Grandparent	C++, Python	Medium
1314	Matrix Block Sum	C++, Python	Medium
1313	Decompress Run-Length Encoded List	C++, Python	Easy
1312	Minimum Insertion Steps to Make a String Palindrome	C++, Python	Hard
1311	Get Watched Videos by Your Friends	C++, Python	Medium
1310	XOR Queries of a Subarray	C++, Python	Medium
1309	Decrypt String from Alphabet to Integer Mapping	C++, Python	Easy
1307	Verbal Arithmetic Puzzle	C++, Python	Hard
1306	Jump Game III	C++, Python	Medium
1305	All Elements in Two Binary Search Trees	C++, Python	Medium
1304	Find N Unique Integers Sum up to Zero	C++, Python	Easy
1302	Deepest Leaves Sum	C++, Python	Medium
1301	Number of Paths with Max Score	C++, Python	Hard
1300	Sum of Mutated Array Closest to Target	C++, Python	Medium
1299	Replace Elements with Greatest Element on Right Side	C++, Python	Easy
1298	Maximum Candies You Can Get from Boxes	C++, Python	Hard
1297	Maximum Number of Occurrences of a Substring	C++, Python	Medium
1296	Divide Array in Sets of K Consecutive Numbers	C++, Python	Medium
1295	Find Numbers with Even Number of Digits	C++, Python	Easy
1293	Shortest Path in a Grid with Obstacles Elimination	C++, Python	Hard
1292	Maximum SideLengthofaSquarewithSumLessthanorEqualtoThreshold	C++, Python	Medium
1291	Sequential Digits	C++, Python	Medium
1290	Convert Binary Number in a Linked List to Integer	C++, Python	Easy
1289	Minimum Falling Path Sum II	C++, Python	Hard
1288	Remove Covered Intervals	C++, Python	Medium
1287	Element Appearing More Than 25% In Sorted Array	C++, Python	Easy
1286	Iterator for Combination	C++, Python	Medium
1284	Minimum Number of Flips to Convert Binary Matrix to Zero Matrix	C++, Python	Hard
1283	Find the Smallest Divisor Given a Threshold	C++, Python	Medium
1282	Group the People Given the Group Size They Belong To	C++, Python	Medium
1281	Subtract the Product and Sum of Digits of an Integer	C++, Python	Easy
1278	Palindrome Partitioning III	C++, Python	Hard
1277	Count Square Submatrices with All Ones	C++, Python	Medium
1276	Number of Burgers with No Waste of Ingredients	C++, Python	Medium
1275	Find Winner on a Tic Tac Toe Game	C++, Python	Easy
1269	Number of Ways to Stay in the Same Place After Some Steps	C++, Python	Hard
1268	Search Suggestions System	C++, Python	Medium
1267	Count Servers that Communicate	C++, Python	Medium
1266	Minimum Time Visiting All Points	C++, Python	Easy
1262	Greatest Sum Divisible by Three	C++, Python	Medium
1261	Find Elements in a Contaminated Binary Tree	C++, Python	Medium
1260	Shift 2D Grid	C++, Python	Easy
1255	Maximum Score Words Formed by Letters	C++, Python	Hard
1254	Number of Closed Islands	C++, Python	Medium
1253	Reconstruct a 2-Row Binary Matrix	C++, Python	Medium
1252	Cells with Odd Values in a Matrix	C++, Python	Easy
1250	Check If It Is a Good Array	C++, Python	Hard
1249	Minimum Remove to Make Valid Parentheses	C++, Python	Medium
1248	Count Number of Nice Subarrays	C++, Python	Medium
1247	Minimum Swaps to Make Strings Equal	C++, Python	Medium
1240	Tiling a Rectangle with the Fewest Squares	C++, Python	Hard
1239	Maximum Length of a Concatenated String with Unique Characters	C++, Python	Medium
1238	Circular Permutation in Binary Representation	C++, Python	Medium
1237	Find Positive Integer Solution for a Given Equation	C++, Python	Medium
1235	Maximum Profit in Job Scheduling	C++, Python	Hard
1234	Replace the Substring for Balanced String	C++, Python	Medium
1233	Remove Sub-Folders from the Filesystem	C++, Python	Medium
1232	Check If It Is a Straight Line	C++, Python	Easy
1227	Airplane Seat Assignment Probability	C++, Python	Medium
1226	The Dining Philosophers	C++, Python	Medium
1224	Maximum Equal Frequency	C++, Python	Hard
1223	Dice Roll Simulation	C++, Python	Hard
1222	Queens That Can Attack the King	C++, Python	Medium
1221	Split a String in Balanced Strings	C++, Python	Easy
1220	Count Vowels Permutation	C++, Python	Hard
1219	Path with Maximum Gold	C++, Python	Medium
1218	Longest Arithmetic Subsequence of Given Difference	C++, Python	Medium
1217	Minimum Cost to Move Chips to The Same Position	C++, Python	Easy
1210	Minimum Moves to Reach Target with Rotations	C++, Python	Hard
1209	Remove All Adjacent Duplicates in String II	C++, Python	Medium
1208	Get Equal Substrings Within Budget	C++, Python	Medium
1207	Unique Number of Occurrences	C++, Python	Easy
1206	Design Skiplist	C++, Python	Hard
1203	Sort Items by Groups Respecting Dependencies	C++, Python	Hard
1202	Smallest String With Swaps	C++, Python	Medium
1201	Ugly Number III	C++, Python	Medium
1200	Minimum Absolute Difference	C++, Python	Easy
1195	Fizz Buzz Multithreaded	C++, Python	Medium
1192	Critical Connections in a Network	C++, Python	Hard
1191	K-Concatenation Maximum Sum	C++, Python	Medium
1190	Reverse Substrings Between Each Pair of Parentheses	C++, Python	Medium
1189	Maximum Number of Balloons	C++, Python	Easy
1187	Make Array Strictly Increasing	C++, Python	Hard
1186	Maximum Subarray Sum with One Deletion	C++, Python	Medium
1185	Day of the Week	C++, Python	Easy
1184	Distance Between Bus Stops	C++, Python	Easy
1178	Number of Valid Words for Each Puzzle	C++, Python	Hard
1177	Can Make Palindrome from Substring	C++, Python	Medium
1175	Prime Arrangements	C++, Python	Easy
1172	Dinner Plate Stacks	C++, Python	Hard
1171	Remove Zero Sum Consecutive Nodes from Linked List	C++, Python	Medium
1170	Compare Strings by Frequency of the Smallest Character	C++, Python	Medium
1169	Invalid Transactions	C++, Python	Medium
1163	Last Substring in Lexicographical Order	C++, Python	Hard
1162	As Far from Land as Possible	C++, Python	Medium
1161	Maximum Level Sum of a Binary Tree	C++, Python	Medium
1160	Find Words That Can Be Formed by Characters	C++, Python	Easy
1157	Online Majority Element In Subarray	C++, Python	Hard
1156	Swap For Longest Repeated Character Substring	C++, Python	Medium
1155	Number of Dice Rolls With Target Sum	C++, Python	Medium
1154	Day of the Year	C++, Python	Easy
1147	Longest Chunked Palindrome Decomposition	C++, Python	Hard
1146	Snapshot Array	C++, Python	Medium
1145	Binary Tree Coloring Game	C++, Python	Medium
1144	Decrease Elements To Make Array Zigzag	C++, Python	Medium
1143	Longest Common Subsequence	C++, Python	Medium
1140	Stone Game II	C++, Python	Medium
1139	Largest 1-Bordered Square	C++, Python	Medium
1138	Alphabet Board Path	C++, Python	Medium
1137	N-th Tribonacci Number	C++, Python	Easy
1131	Maximum of Absolute Value Expression	C++, Python	Medium
1130	Minimum Cost Tree From Leaf Values	C++, Python	Medium
1129	Shortest Path with Alternating Colors	C++, Python	Medium
1128	Number of Equivalent Domino Pairs	C++, Python	Easy
1125	Smallest Sufficient Team	C++, Python	Hard
1124	Longest Well-Performing Interval	C++, Python	Medium
1123	Lowest Common Ancestor of Deepest Leaves	C++, Python	Medium
1122	Relative Sort Array	C++, Python	Easy
1117	Building H2O	C++, Python	Medium
1116	Print Zero Even Odd	C++, Python	Medium
1115	Print FooBar Alternately	C++, Python	Medium
1114	Print in Order	C++, Python	Easy
1111	Maximum Nesting Depth of Two Valid Parentheses Strings	C++, Python	Medium
1110	Delete Nodes And Return Forest	C++, Python	Medium
1109	Corporate Flight Bookings	C++, Python	Medium
1108	Defanging an IP Address	C++, Python	Easy
1106	Parsing A Boolean Expression	C++, Python	Hard
1105	Filling Bookcase Shelves	C++, Python	Medium
1104	Path In Zigzag Labelled Binary Tree	C++, Python	Medium
1103	Distribute Candies to People	C++, Python	Easy
1096	Brace Expansion II	C++, Python	Hard
1095	Find in Mountain Array	C++, Python	Hard
1094	Car Pooling	C++, Python	Medium
1093	Statistics from a Large Sample	C++, Python	Medium
1092	Shortest Common Supersequence	C++, Python	Hard
1091	Shortest Path in Binary Matrix	C++, Python	Medium
1090	Largest Values From Labels	C++, Python	Medium
1089	Duplicate Zeros	C++, Python	Easy
1081	Smallest Subsequence of Distinct Characters	C++, Python	Medium
1080	Insufficient Nodes in Root to Leaf Paths	C++, Python	Medium
1079	Letter Tile Possibilities	C++, Python	Medium
1078	Occurrences After Bigram	C++, Python	Easy
1074	Number of Submatrices That Sum to Target	C++, Python	Hard
1073	Adding Two Negabinary Numbers	C++, Python	Medium
1072	Flip Columns For Maximum Number of Equal Rows	C++, Python	Medium
1071	Greatest Common Divisor of Strings	C++, Python	Easy
1054	Distant Barcodes	C++, Python	Medium
1053	Previous Permutation With One Swap	C++, Python	Medium
1052	Grumpy Bookstore Owner	C++, Python	Medium
1051	Height Checker	C++, Python	Easy
1049	Last Stone Weight II	C++, Python	Medium
1048	Longest String Chain	C++, Python	Medium
1047	Remove All Adjacent Duplicates In String	C++, Python	Easy
1046	Last Stone Weight	C++, Python	Easy
1044	Longest Duplicate Substring	C++, Python	Hard
1043	Partition Array for Maximum Sum	C++, Python	Medium
1042	Flower Planting With No Adjacent	C++, Python	Medium
1041	Robot Bounded In Circle	C++, Python	Medium
1040	Moving Stones Until Consecutive II	C++, Python	Medium
1039	Minimum Score Triangulation of Polygon	C++, Python	Medium
1038	Binary Search Tree to Greater Sum Tree	C++, Python	Medium
1037	Valid Boomerang	C++, Python	Easy
1036	Escape a Large Maze	C++, Python	Hard
1035	Uncrossed Lines	C++, Python	Medium
1034	Coloring A Border	C++, Python	Medium
1033	Moving Stones Until Consecutive	C++, Python	Easy
1032	Stream of Characters	C++, Python	Hard
1031	Maximum Sum of Two Non-Overlapping Subarrays	C++, Python	Medium
1030	Matrix Cells in Distance Order	C++, Python	Easy
1029	Two City Scheduling	C++, Python	Medium
1028	Recover a Tree From Preorder Traversal	C++, Python	Hard
1027	Longest Arithmetic Subsequence	C++, Python	Medium
1026	Maximum Difference Between Node and Ancestor	C++, Python	Medium
1025	Divisor Game	C++, Python	Easy
1024	Video Stitching	C++, Python	Medium
1023	Camelcase Matching	C++, Python	Medium
1022	Sum of Root To Leaf Binary Numbers	C++, Python	Easy
1021	Remove Outermost Parentheses	C++, Python	Easy
1020	Number of Enclaves	C++, Python	Medium
1019	Next Greater Node In Linked List	C++, Python	Medium
1018	Binary Prefix Divisible By 5	C++, Python	Easy
1017	Convert to Base -2	C++, Python	Medium
1016	Binary String With Substrings Representing 1 To N	C++, Python	Medium
1015	Smallest Integer Divisible by K	C++, Python	Medium
1014	Best Sightseeing Pair	C++, Python	Medium
1013	Partition Array Into Three Parts With Equal Sum	C++, Python	Easy
1012	Numbers With Repeated Digits	C++, Python	Hard
1011	Capacity To Ship Packages Within D Days	C++, Python	Medium
1010	Pairs of Songs With Total Durations Divisible by 60	C++, Python	Medium
1009	Complement of Base 10 Integer	C++, Python	Easy
1008	Construct Binary Search Tree from Preorder Traversal	C++, Python	Medium
1007	Minimum Domino Rotations For Equal Row	C++, Python	Medium
1006	Clumsy Factorial	C++, Python	Medium
1005	Maximize Sum Of Array After K Negations	C++, Python	Easy
1004	Max Consecutive Ones III	C++, Python	Medium
1003	Check If Word Is Valid After Substitutions	C++, Python	Medium
1002	Find Common Characters	C++, Python	Easy
1000	Minimum Cost to Merge Stones	C++, Python	Hard
999	Available Captures for Rook	C++, Python	Easy
998	Maximum Binary Tree II	C++, Python	Medium
997	Find the Town Judge	C++, Python	Easy
996	Number of Squareful Arrays	C++, Python	Hard
995	Minimum Number of K Consecutive Bit Flips	C++, Python	Hard
994	Rotting Oranges	C++, Python	Medium
993	Cousins in Binary Tree	C++, Python	Easy
992	Subarrays with K Different Integers	C++, Python	Hard
991	Broken Calculator	C++, Python	Medium
990	Satisfiability of Equality Equations	C++, Python	Medium
989	Add to Array-Form of Integer	C++, Python	Easy
988	Smallest String Starting From Leaf	C++, Python	Medium
987	Vertical Order Traversal of a Binary Tree	C++, Python	Hard
986	Interval List Intersections	C++, Python	Medium
985	Sum of Even Numbers After Queries	C++, Python	Easy
984	String Without AAA or BBB	C++, Python	Medium
983	Minimum Cost For Tickets	C++, Python	Medium
982	Triples with Bitwise AND Equal To Zero	C++, Python	Hard
981	Time Based Key-Value Store	C++, Python	Medium
980	Unique Paths III	C++, Python	Hard
979	Distribute Coins in Binary Tree	C++, Python	Medium
978	Longest Turbulent Subarray	C++, Python	Medium
977	Squares of a Sorted Array	C++, Python	Easy
976	Largest Perimeter Triangle	C++, Python	Easy
975	Odd Even Jump	C++, Python	Hard
974	Subarray Sums Divisible by K	C++, Python	Medium
973	K Closest Points to Origin	C++, Python	Medium
972	Equal Rational Numbers	C++, Python	Hard
971	Flip Binary Tree To Match Preorder Traversal	C++, Python	Medium
970	Powerful Integers	C++, Python	Medium
969	Pancake Sorting	C++, Python	Medium
968	Binary Tree Cameras	C++, Python	Hard
967	Numbers With Same Consecutive Differences	C++, Python	Medium
966	Vowel Spellchecker	C++, Python	Medium
965	Univalued Binary Tree	C++, Python	Easy
964	Least Operators to Express Number	C++, Python	Hard
963	Minimum Area Rectangle II	C++, Python	Medium
962	Maximum Width Ramp	C++, Python	Medium
961	N-Repeated Element in Size 2N Array	C++, Python	Easy
960	Delete Columns to Make Sorted III	C++, Python	Hard
959	Regions Cut By Slashes	C++, Python	Medium
958	Check Completeness of a Binary Tree	C++, Python	Medium
957	Prison Cells After N Days	C++, Python	Medium
956	Tallest Billboard	C++, Python	Hard
955	Delete Columns to Make Sorted II	C++, Python	Medium
954	Array of Doubled Pairs	C++, Python	Medium
953	Verifying an Alien Dictionary	C++, Python	Easy
952	Largest Component Size by Common Factor	C++, Python	Hard
951	Flip Equivalent Binary Trees	C++, Python	Medium
950	Reveal Cards In Increasing Order	C++, Python	Medium
949	Largest Time for Given Digits	C++, Python	Medium
948	Bag of Tokens	C++, Python	Medium
947	Most Stones Removed with Same Row or Column	C++, Python	Medium
946	Validate Stack Sequences	C++, Python	Medium
945	Minimum Increment to Make Array Unique	C++, Python	Medium
944	Delete Columns to Make Sorted	C++, Python	Easy
943	Find the Shortest Superstring	C++, Python	Hard
942	DI String Match	C++, Python	Easy
941	Valid Mountain Array	C++, Python	Easy
940	Distinct Subsequences II	C++, Python	Hard
939	Minimum Area Rectangle	C++, Python	Medium
938	Range Sum of BST	C++, Python	Easy
937	Reorder Data in Log Files	C++, Python	Easy
936	Stamping The Sequence	C++, Python	Hard
935	Knight Dialer	C++, Python	Medium
934	Shortest Bridge	C++, Python	Medium
933	Number of Recent Calls	C++, Python	Easy
932	Beautiful Array	C++, Python	Medium
931	Minimum Falling Path Sum	C++, Python	Medium
930	Binary Subarrays With Sum	C++, Python	Medium
929	Unique Email Addresses	C++, Python	Easy
928	Minimize Malware Spread II	C++, Python	Hard
927	Three Equal Parts	C++, Python	Hard
926	Flip String to Monotone Increasing	C++, Python	Medium
925	Long Pressed Name	C++, Python	Easy
924	Minimize Malware Spread	C++, Python	Hard
923	3Sum With Multiplicity	C++, Python	Medium
922	Sort Array By Parity II	C++, Python	Easy
921	Minimum Add to Make Parentheses Valid	C++, Python	Medium
920	Number of Music Playlists	C++, Python	Hard
919	Complete Binary Tree Inserter	C++, Python	Medium
918	Maximum Sum Circular Subarray	C++, Python	Medium
917	Reverse Only Letters	C++, Python	Easy
916	Word Subsets	C++, Python	Medium
915	Partition Array into Disjoint Intervals	C++, Python	Medium
914	X of a Kind in a Deck of Cards	C++, Python	Easy
913	Cat and Mouse	C++, Python	Hard
912	Sort an Array	C++, Python	Medium
911	Online Election	C++, Python	Medium
910	Smallest Range II	C++, Python	Medium
909	Snakes and Ladders	C++, Python	Medium
908	Smallest Range I	C++, Python	Easy
907	Sum of Subarray Minimums	C++, Python	Medium
906	Super Palindromes	C++, Python	Hard
905	Sort Array By Parity	C++, Python	Easy
904	Fruit Into Baskets	C++, Python	Medium
902	Numbers At Most N Given Digit Set	C++, Python	Hard
901	Online Stock Span	C++, Python	Medium
900	RLE Iterator	C++, Python	Medium
899	Orderly Queue	C++, Python	Hard
898	Bitwise ORs of Subarrays	C++, Python	Medium
897	Increasing Order Search Tree	C++, Python	Easy
896	Monotonic Array	C++, Python	Easy
895	Maximum Frequency Stack	C++, Python	Hard
894	All Possible Full Binary Trees	C++, Python	Medium
893	Groups of Special-Equivalent Strings	C++, Python	Easy
892	Surface Area of 3D Shapes	C++, Python	Easy
891	Sum of Subsequence Widths	C++, Python	Hard
890	Find and Replace Pattern	C++, Python	Medium
889	Construct Binary Tree from Preorder and Postorder Traversal	C++, Python	Medium
888	Fair Candy Swap	C++, Python	Easy
887	Super Egg Drop	C++, Python	Hard
886	Possible Bipartition	C++, Python	Medium
885	Spiral Matrix III	C++, Python	Medium
884	Uncommon Words from Two Sentences	C++, Python	Easy
883	Projection Area of 3D Shapes	C++, Python	Easy
882	Reachable Nodes In Subdivided Graph	C++, Python	Hard
881	Boats to Save People	C++, Python	Medium
880	Decoded String at Index	C++, Python	Medium
879	Profitable Schemes	C++, Python	Hard
878	Nth Magical Number	C++, Python	Hard
877	Stone Game	C++, Python	Medium
876	Middle of the Linked List	C++, Python	Easy
875	Koko Eating Bananas	C++, Python	Medium
874	Walking Robot Simulation	C++, Python	Easy
873	Length of Longest Fibonacci Subsequence	C++, Python	Medium
872	Leaf-Similar Trees	C++, Python	Easy
871	Minimum Number of Refueling Stops	C++, Python	Hard
870	Advantage Shuffle	C++, Python	Medium
869	Reordered Power of 2	C++, Python	Medium
868	Binary Gap	C++, Python	Easy
867	Transpose Matrix	C++, Python	Easy
866	Prime Palindrome	C++, Python	Medium
865	Smallest Subtree with all the Deepest Nodes	C++, Python	Medium
864	Shortest Path to Get All Keys	C++, Python	Hard
863	All Nodes Distance K in Binary Tree	C++, Python	Medium
862	Shortest Subarray with Sum at Least K	C++, Python	Hard
861	Score After Flipping Matrix	C++, Python	Medium
860	Lemonade Change	C++, Python	Easy
859	Buddy Strings	C++, Python	Easy
858	Mirror Reflection	C++, Python	Medium
857	Minimum Cost to Hire K Workers	C++, Python	Hard
856	Score of Parentheses	C++, Python	Medium
855	Exam Room	C++, Python	Medium
854	K-Similar Strings	C++, Python	Hard
853	Car Fleet	C++, Python	Medium
852	Peak Index in a Mountain Array	C++, Python	Easy
851	Loud and Rich	C++, Python	Medium
850	Rectangle Area II	C++, Python	Hard
849	Maximize Distance to Closest Person	C++, Python	Medium
848	Shifting Letters	C++, Python	Medium
847	Shortest Path Visiting All Nodes	C++, Python	Hard
846	Hand of Straights	C++, Python	Medium
845	Longest Mountain in Array	C++, Python	Medium
844	Backspace String Compare	C++, Python	Easy
843	Guess the Word	C++, Python	Hard
842	Split Array into Fibonacci Sequence	C++, Python	Medium
841	Keys and Rooms	C++, Python	Medium
840	Magic Squares In Grid	C++, Python	Medium
839	Similar String Groups	C++, Python	Hard
838	Push Dominoes	C++, Python	Medium
837	New 21 Game	C++, Python	Medium
836	Rectangle Overlap	C++, Python	Easy
835	Image Overlap	C++, Python	Medium
834	Sum of Distances in Tree	C++, Python	Hard
833	Find And Replace in String	C++, Python	Medium
832	Flipping an Image	C++, Python	Easy
831	Masking Personal Information	C++, Python	Medium
830	Positions of Large Groups	C++, Python	Easy
829	Consecutive Numbers Sum	C++, Python	Hard
828	Count Unique Characters of All Substrings of a Given String	C++, Python	Hard
827	Making A Large Island	C++, Python	Hard
826	Most Profit Assigning Work	C++, Python	Medium
825	Friends Of Appropriate Ages	C++, Python	Medium
824	Goat Latin	C++, Python	Easy
823	Binary Trees With Factors	C++, Python	Medium
822	Card Flipping Game	C++, Python	Medium
821	Shortest Distance to a Character	C++, Python	Easy
820	Short Encoding of Words	C++, Python	Medium
819	Most Common Word	C++, Python	Easy
818	Race Car	C++, Python	Hard
817	Linked List Components	C++, Python	Medium
816	Ambiguous Coordinates	C++, Python	Medium
815	Bus Routes	C++, Python	Hard
814	Binary Tree Pruning	C++, Python	Medium
813	Largest Sum of Averages	C++, Python	Medium
812	Largest Triangle Area	C++, Python	Easy
811	Subdomain Visit Count	C++, Python	Easy
810	Chalkboard Xor Game	C++, Python	Hard
809	Expressive Words	C++, Python	Medium
808	Soup Servings	C++, Python	Medium
807	Max Increase to Keep City Skyline	C++, Python	Medium
806	Number of Lines To Write String	C++, Python	Easy
805	Split Array With Same Average	C++, Python	Hard
804	Unique Morse Code Words	C++, Python	Easy
803	Bricks Falling When Hit	C++, Python	Hard
802	Find Eventual Safe States	C++, Python	Medium
801	Minimum Swaps To Make Sequences Increasing	C++, Python	Medium
799	Champagne Tower	C++, Python	Medium
798	Smallest Rotation with Highest Score	C++, Python	Hard
797	All Paths From Source to Target	C++, Python	Medium
796	Rotate String	C++, Python	Easy
795	Number of Subarrays with Bounded Maximum	C++, Python	Medium
794	Valid Tic-Tac-Toe State	C++, Python	Medium
793	Preimage Size of Factorial Zeroes Function	C++, Python	Hard
792	Number of Matching Subsequences	C++, Python	Medium
791	Custom Sort String	C++, Python	Medium
790	Domino and Tromino Tiling	C++, Python	Medium
789	Escape The Ghosts	C++, Python	Medium
788	Rotated Digits	C++, Python	Easy
787	Cheapest Flights Within K Stops	C++, Python	Medium
786	K-th Smallest Prime Fraction	C++, Python	Hard
785	Is Graph Bipartite	C++, Python	Medium
784	Letter Case Permutation	C++, Python	Medium
783	Minimum Distance Between BST Nodes	C++, Python	Easy
782	Transform to Chessboard	C++, Python	Hard
781	Rabbits in Forest	C++, Python	Medium
780	Reaching Points	C++, Python	Hard
778	Swim in Rising Water	C++, Python	Hard
777	Swap Adjacent in LR String	C++, Python	Medium
775	Global and Local Inversions	C++, Python	Medium
773	Sliding Puzzle	C++, Python	Hard
771	Jewels and Stones	C++, Python	Easy
769	Max Chunks To Make Sorted	C++, Python	Medium
768	Max Chunks To Make Sorted II	C++, Python	Hard
767	Reorganize String	C++, Python	Medium
766	Toeplitz Matrix	C++, Python	Easy
765	Couples Holding Hands	C++, Python	Hard
764	Largest Plus Sign	C++, Python	Medium
763	Partition Labels	C++, Python	Medium
762	Prime Number of Set Bits in Binary Representation	C++, Python	Easy
761	Special Binary String	C++, Python	Hard
757	Set Intersection Size At Least Two	C++, Python	Hard
756	Pyramid Transition Matrix	C++, Python	Medium
754	Reach a Number	C++, Python	Medium
753	Cracking the Safe	C++, Python	Hard
752	Open the Lock	C++, Python	Medium
749	Contain Virus	C++, Python	Hard
748	Shortest Completing Word	C++, Python	Easy
747	Largest Number At Least Twice of Others	C++, Python	Easy
746	Min Cost Climbing Stairs	C++, Python	Easy
745	Prefix and Suffix Search	C++, Python	Hard
744	Find Smallest Letter Greater Than Target	C++, Python	Easy
742	Network Delay Time	C++, Python	Medium
741	Cherry Pickup	C++, Python	Hard
740	Delete and Earn	C++, Python	Medium
739	Daily Temperatures	C++, Python	Medium
738	Monotone Increasing Digits	C++, Python	Medium
735	Asteroid Collision	C++, Python	Medium
733	Flood Fill	C++, Python	Easy
732	My Calendar III	C++, Python	Hard
731	My Calendar II	C++, Python	Medium
730	Count Different Palindromic Subsequences	C++, Python	Hard
729	My Calendar I	C++, Python	Medium
728	Self Dividing Numbers	C++, Python	Easy
726	Number of Atoms	C++, Python	Hard
725	Split Linked List in Parts	C++, Python	Medium
724	Find Pivot Index	C++, Python	Easy
722	Remove Comments	C++, Python	Medium
721	Accounts Merge	C++, Python	Medium
720	Longest Word in Dictionary	C++, Python	Easy
719	Find K-th Smallest Pair Distance	C++, Python	Hard
718	Maximum Length of Repeated Subarray	C++, Python	Medium
717	1-bit and 2-bit Characters	C++, Python	Easy
715	Range Module	C++, Python	Hard
714	Best Time to Buy and Sell Stock with Transaction Fee	C++, Python	Medium
713	Subarray Product Less Than K	C++, Python	Medium
712	Minimum ASCII Delete Sum for Two Strings	C++, Python	Medium
710	Random Pick with Blacklist	C++, Python	Hard
709	To Lower Case	C++, Python	Easy
707	Design Linked List	C++, Python	Medium
706	Design HashMap	C++, Python	Easy
705	Design HashSet	C++, Python	Easy
704	Binary Search	C++, Python	Easy
703	Kth Largest Element in a Stream	C++, Python	Easy
701	Insert into a Binary Search Tree	C++, Python	Easy
700	Search in a Binary Search Tree	C++, Python	Easy
699	Falling Squares	C++, Python	Hard
698	Partition to K Equal Sum Subsets	C++, Python	Medium
697	Degree of an Array	C++, Python	Easy
696	Count Binary Substrings	C++, Python	Easy
695	Max Area of Island	C++, Python	Medium
693	Binary Number with Alternating Bits	C++, Python	Easy
692	Top K Frequent Words	C++, Python	Medium
691	Stickers to Spell Word	C++, Python	Hard
690	Employee Importance	C++, Python	Easy
689	Maximum Sum of 3 Non-Overlapping Subarrays	C++, Python	Hard
688	Knight Probability in Chessboard	C++, Python	Medium
687	Longest Univalue Path	C++, Python	Medium
686	Repeated String Match	C++, Python	Medium
685	Redundant Connection II	C++, Python	Hard
684	Redundant Connection	C++, Python	Medium
682	Baseball Game	C++, Python	Easy
680	Valid Palindrome II	C++, Python	Easy
679	24 Game	C++, Python	Hard
678	Valid Parenthesis String	C++, Python	Medium
677	Map Sum Pairs	C++, Python	Medium
676	Implement Magic Dictionary	C++, Python	Medium
675	Cut Off Trees for Golf Event	C++, Python	Hard
674	Longest Continuous Increasing Subsequence	C++, Python	Easy
673	Number of Longest Increasing Subsequence	C++, Python	Medium
672	Bulb Switcher II	C++, Python	Medium
671	Second Minimum Node In a Binary Tree	C++, Python	Easy
670	Maximum Swap	C++, Python	Medium
669	Trim a Binary Search Tree	C++, Python	Medium
668	Kth Smallest Number in Multiplication Table	C++, Python	Hard
667	Beautiful Arrangement II	C++, Python	Medium
665	Non-decreasing Array	C++, Python	Medium
664	Strange Printer	C++, Python	Hard
662	Maximum Width of Binary Tree	C++, Python	Medium
661	Image Smoother	C++, Python	Easy
659	Split Array into Consecutive Subsequences	C++, Python	Medium
658	Find K Closest Elements	C++, Python	Medium
657	Robot Return to Origin	C++, Python	Easy
655	Print Binary Tree	C++, Python	Medium
654	Maximum Binary Tree	C++, Python	Medium
653	Two Sum IV - Input is a BST	C++, Python	Easy
652	Find Duplicate Subtrees	C++, Python	Medium
650	2 Keys Keyboard	C++, Python	Medium
649	Dota2 Senate	C++, Python	Medium
648	Replace Words	C++, Python	Medium
647	Palindromic Substrings	C++, Python	Medium
646	Maximum Length of Pair Chain	C++, Python	Medium
645	Set Mismatch	C++, Python	Easy
643	Maximum Average Subarray I	C++, Python	Easy
641	Design Circular Deque	C++, Python	Medium
640	Solve the Equation	C++, Python	Medium
639	Decode Ways II	C++, Python	Hard
638	Shopping Offers	C++, Python	Medium
637	Average of Levels in Binary Tree	C++, Python	Easy
636	Exclusive Time of Functions	C++, Python	Medium
633	Sum of Square Numbers	C++, Python	Medium
632	Smallest Range Covering Elements from K Lists	C++, Python	Hard
630	Course Schedule III	C++, Python	Hard
629	K Inverse Pairs Array	C++, Python	Hard
628	Maximum Product of Three Numbers	C++, Python	Easy
623	Add One Row to Tree	C++, Python	Medium
622	Design Circular Queue	C++, Python	Medium
621	Task Scheduler	C++, Python	Medium
617	Merge Two Binary Trees	C++, Python	Easy
611	Valid Triangle Number	C++, Python	Medium
609	Find Duplicate File in System	C++, Python	Medium
606	Construct String from Binary Tree	C++, Python	Easy
605	Can Place Flowers	C++, Python	Easy
600	Non-negative Integers without Consecutive Ones	C++, Python	Hard
599	Minimum Index Sum of Two Lists	C++, Python	Easy
598	Range Addition II	C++, Python	Easy
594	Longest Harmonious Subsequence	C++, Python	Easy
593	Valid Square	C++, Python	Medium
592	Fraction Addition and Subtraction	C++, Python	Medium
591	Tag Validator	C++, Python	Hard
590	N-ary Tree Postorder Traversal	C++, Python	Easy
589	N-ary Tree Preorder Traversal	C++, Python	Easy
587	Erect the Fence	C++, Python	Hard
583	Delete Operation for Two Strings	C++, Python	Medium
581	Shortest Unsorted Continuous Subarray	C++, Python	Medium
576	Out of Boundary Paths	C++, Python	Medium
575	Distribute Candies	C++, Python	Easy
572	Subtree of Another Tree	C++, Python	Easy
567	Permutation in String	C++, Python	Medium
566	Reshape the Matrix	C++, Python	Easy
565	Array Nesting	C++, Python	Medium
564	Find the Closest Palindrome	C++, Python	Hard
563	Binary Tree Tilt	C++, Python	Easy
561	Array Partition I	C++, Python	Easy
560	Subarray Sum Equals K	C++, Python	Medium
559	Maximum Depth of N-ary Tree	C++, Python	Easy
558	Logical OR of Two Binary Grids Represented as Quad-Trees	C++, Python	Medium
557	Reverse Words in a String III	C++, Python	Easy
556	Next Greater Element III	C++, Python	Medium
554	Brick Wall	C++, Python	Medium
553	Optimal Division	C++, Python	Medium
552	Student Attendance Record II	C++, Python	Hard
551	Student Attendance Record I	C++, Python	Easy
547	Number of Provinces	C++, Python	Medium
546	Remove Boxes	C++, Python	Hard
543	Diameter of Binary Tree	C++, Python	Easy
542	01 Matrix	C++, Python	Medium
541	Reverse String II	C++, Python	Easy
540	Single Element in a Sorted Array	C++, Python	Medium
539	Minimum Time Difference	C++, Python	Medium
538	Convert BST to Greater Tree	C++, Python	Medium
537	Complex Number Multiplication	C++, Python	Medium
535	Encode and Decode TinyURL	C++, Python	Medium
532	K-diff Pairs in an Array	C++, Python	Medium
530	Minimum Absolute Difference in BST	C++, Python	Easy
529	Minesweeper	C++, Python	Medium
528	Random Pick with Weight	C++, Python	Medium
526	Beautiful Arrangement	C++, Python	Medium
525	Contiguous Array	C++, Python	Medium
524	Longest Word in Dictionary through Deleting	C++, Python	Medium
523	Continuous Subarray Sum	C++, Python	Medium
522	Longest Uncommon Subsequence II	C++, Python	Medium
521	Longest Uncommon Subsequence I	C++, Python	Easy
520	Detect Capital	C++, Python	Easy
519	Random Flip Matrix	C++, Python	Medium
518	Coin Change 2	C++, Python	Medium
517	Super Washing Machines	C++, Python	Hard
516	Longest Palindromic Subsequence	C++, Python	Medium
515	Find Largest Value in Each Tree Row	C++, Python	Medium
514	Freedom Trail	C++, Python	Hard
513	Find Bottom Left Tree Value	C++, Python	Medium
509	Fibonacci Number	C++, Python	Easy
508	Most Frequent Subtree Sum	C++, Python	Medium
507	Perfect Number	C++, Python	Easy
506	Relative Ranks	C++, Python	Easy
504	Base 7	C++, Python	Easy
503	Next Greater Element II	C++, Python	Medium
502	IPO	C++, Python	Hard
501	Find Mode in Binary Search Tree	C++, Python	Easy
500	Keyboard Row	C++, Python	Easy
498	Diagonal Traverse	C++, Python	Medium
497	Random Point in Non-overlapping Rectangles	C++, Python	Medium
496	Next Greater Element I	C++, Python	Easy
495	Teemo Attacking	C++, Python	Medium
494	Target Sum	C++, Python	Medium
493	Reverse Pairs	C++, Python	Hard
492	Construct the Rectangle	C++, Python	Easy
491	Increasing Subsequences	C++, Python	Medium
488	Zuma Game	C++, Python	Hard
486	Predict the Winner	C++, Python	Medium
485	Max Consecutive Ones	C++, Python	Easy
483	Smallest Good Base	C++, Python	Hard
482	License Key Formatting	C++, Python	Easy
481	Magical String	C++, Python	Medium
480	Sliding Window Median	C++, Python	Hard
479	Largest Palindrome Product	C++, Python	Hard
478	Generate Random Point in a Circle	C++, Python	Medium
477	Total Hamming Distance	C++, Python	Medium
476	Number Complement	C++, Python	Easy
475	Heaters	C++, Python	Medium
474	Ones and Zeroes	C++, Python	Medium
473	Matchsticks to Square	C++, Python	Medium
472	Concatenated Words	C++, Python	Hard
470	Implement Rand10() Using Rand7()	C++, Python	Medium
468	Validate IP Address	C++, Python	Medium
467	Unique Substrings in Wraparound String	C++, Python	Medium
466	Count The Repetitions	C++, Python	Hard
464	Can I Win	C++, Python	Medium
463	Island Perimeter	C++, Python	Easy
462	Minimum Moves to Equal Array Elements II	C++, Python	Medium
461	Hamming Distance	C++, Python	Easy
460	LFU Cache	C++, Python	Hard
459	Repeated Substring Pattern	C++, Python	Easy
458	Poor Pigs	C++, Python	Hard
457	Circular Array Loop	C++, Python	Medium
456	132 Pattern	C++, Python	Medium
455	Assign Cookies	C++, Python	Easy
454	4Sum II	C++, Python	Medium
453	Minimum Moves to Equal Array Elements	C++, Python	Easy
452	Minimum Number of Arrows to Burst Balloons	C++, Python	Medium
451	Sort Characters By Frequency	C++, Python	Medium
450	Delete Node in a BST	C++, Python	Medium
449	Serialize and Deserialize BST	C++, Python	Medium
448	Find All Numbers Disappeared in an Array	C++, Python	Easy
447	Number of Boomerangs	C++, Python	Medium
446	Arithmetic Slices II - Subsequence	C++, Python	Hard
445	Add Two Numbers II	C++, Python	Medium
443	String Compression	C++, Python	Medium
442	Find All Duplicates in an Array	C++, Python	Medium
441	Arranging Coins	C++, Python	Easy
440	K-th Smallest in Lexicographical Order	C++, Python	Hard
438	Find All Anagrams in a String	C++, Python	Medium
437	Path Sum III	C++, Python	Medium
436	Find Right Interval	C++, Python	Medium
435	Non-overlapping Intervals	C++, Python	Medium
434	Number of Segments in a String	C++, Python	Easy
433	Minimum Genetic Mutation	C++, Python	Medium
432	All Oone Data Structure	C++, Python	Hard
430	Flatten a Multilevel Doubly Linked List	C++, Python	Medium
429	N-ary Tree Level Order Traversal	C++, Python	Medium
427	Construct Quad Tree	C++, Python	Medium
424	Longest Repeating Character Replacement	C++, Python	Medium
423	Reconstruct Original Digits from English	C++, Python	Medium
421	Maximum XOR of Two Numbers in an Array	C++, Python	Medium
420	Strong Password Checker	C++, Python	Hard
419	Battleships in a Board	C++, Python	Medium
417	Pacific Atlantic Water Flow	C++, Python	Medium
416	Partition Equal Subset Sum	C++, Python	Medium
415	Add Strings	C++, Python	Easy
414	Third Maximum Number	C++, Python	Easy
413	Arithmetic Slices	C++, Python	Medium
412	Fizz Buzz	C++, Python	Easy
410	Split Array Largest Sum	C++, Python	Hard
409	Longest Palindrome	C++, Python	Easy
407	Trapping Rain Water II	C++, Python	Hard
406	Queue Reconstruction by Height	C++, Python	Medium
405	Convert a Number to Hexadecimal	C++, Python	Easy
404	Sum of Left Leaves	C++, Python	Easy
403	Frog Jump	C++, Python	Hard
402	Remove K Digits	C++, Python	Medium
401	Binary Watch	C++, Python	Easy
400	Nth Digit	C++, Python	Medium
399	Evaluate Division	C++, Python	Medium
398	Random Pick Index	C++, Python	Medium
397	Integer Replacement	C++, Python	Medium
396	Rotate Function	C++, Python	Medium
395	Longest Substring with At Least K Repeating Characters	C++, Python	Medium
394	Decode String	C++, Python	Medium
393	UTF-8 Validation	C++, Python	Medium
392	Is Subsequence	C++, Python	Easy
391	Perfect Rectangle	C++, Python	Hard
390	Elimination Game	C++, Python	Medium
389	Find the Difference	C++, Python	Easy
388	Longest Absolute File Path	C++, Python	Medium
387	First Unique Character in a String	C++, Python	Easy
386	Lexicographical Numbers	C++, Python	Medium
385	Mini Parser	C++, Python	Medium
384	Shuffle an Array	C++, Python	Medium
383	Ransom Note	C++, Python	Easy
382	Linked List Random Node	C++, Python	Medium
381	Insert Delete GetRandom O(1) - Duplicates allowed	C++, Python	Hard
380	Insert Delete GetRandom O(1)	C++, Python	Medium
378	Kth Smallest Element in a Sorted Matrix	C++, Python	Medium
377	Combination Sum IV	C++, Python	Medium
376	Wiggle Subsequence	C++, Python	Medium
375	Guess Number Higher or Lower II	C++, Python	Medium
374	Guess Number Higher or Lower	C++, Python	Easy
373	Find K Pairs with Smallest Sums	C++, Python	Medium
372	Super Pow	C++, Python	Medium
371	Sum of Two Integers	C++, Python	Medium
368	Largest Divisible Subset	C++, Python	Medium
367	Valid Perfect Square	C++, Python	Easy
365	Water and Jug Problem	C++, Python	Medium
363	Max Sum of Rectangle No Larger Than K	C++, Python	Hard
357	Count Numbers with Unique Digits	C++, Python	Medium
355	Design Twitter	C++, Python	Medium
354	Russian Doll Envelopes	C++, Python	Hard
352	Data Stream as Disjoint Intervals	C++, Python	Hard
350	Intersection of Two Arrays II	C++, Python	Easy
349	Intersection of Two Arrays	C++, Python	Easy
347	Top K Frequent Elements	C++, Python	Medium
345	Reverse Vowels of a String	C++, Python	Easy
344	Reverse String	C++, Python	Easy
343	Integer Break	C++, Python	Medium
342	Power of Four	C++, Python	Easy
341	Flatten Nested List Iterator	C++, Python	Medium
338	Counting Bits	C++, Python	Medium
337	House Robber III	C++, Python	Medium
336	Palindrome Pairs	C++, Python	Hard
335	Self Crossing	C++, Python	Hard
334	Increasing Triplet Subsequence	C++, Python	Medium
332	Reconstruct Itinerary	C++, Python	Medium
331	Verify Preorder Serialization of a Binary Tree	C++, Python	Medium
330	Patching Array	C++, Python	Hard
329	Longest Increasing Path in a Matrix	C++, Python	Hard
328	Odd Even Linked List	C++, Python	Medium
327	$\color{#ea4334}{Count of Range Sum}	C++, Python	Hard
326	Power of Three	C++, Python	Easy
324	Wiggle Sort II	C++, Python	Medium
322	Coin Change	C++, Python	Medium
321	Create Maximum Number	C++, Python	Hard
319	Bulb Switcher	C++, Python	Medium
318	Maximum Product of Word Lengths	C++, Python	Medium
316	Remove Duplicate Letters	C++, Python	Medium
315	Count of Smaller Numbers After Self	C++, Python	Hard
313	Super Ugly Number	C++, Python	Medium
312	Burst Balloons	C++, Python	Hard
310	Minimum Height Trees	C++, Python	Medium
309	Best Time to Buy and Sell Stock with Cooldown	C++, Python	Medium
307	Range Sum Query - Mutable	C++, Python	Medium
306	Additive Number	C++, Python	Medium
304	Range Sum Query 2D - Immutable	C++, Python	Medium
303	Range Sum Query - Immutable	C++, Python	Easy
301	Remove Invalid Parentheses	C++, Python	Hard
300	Longest Increasing Subsequence	C++, Python	Medium
299	Bulls and Cows	C++, Python	Medium
297	Serialize and Deserialize Binary Tree	C++, Python	Hard
295	Find Median from Data Stream	C++, Python	Hard
292	Nim Game	C++, Python	Easy
290	Word Pattern	C++, Python	Easy
289	Game of Life	C++, Python	Medium
287	Find the Duplicate Number	C++, Python	Medium
284	Peeking Iterator	C++, Python	Medium
283	Move Zeroes	C++, Python	Easy
282	Expression Add Operators	C++, Python	Hard
279	Perfect Squares	C++, Python	Medium
278	First Bad Version	C++, Python	Easy
275	H-Index II	C++, Python	Medium
274	H-Index	C++, Python	Medium
273	Integer to English Words	C++, Python	Hard
268	Missing Number	C++, Python	Easy
264	Ugly Number II	C++, Python	Medium
263	Ugly Number	C++, Python	Easy
260	Single Number III	C++, Python	Medium
258	Add Digits	C++, Python	Easy
257	Binary Tree Paths	C++, Python	Easy
253	Meeting Rooms II	C++, Python	Medium
242	Valid Anagram	C++, Python	Easy
241	Different Ways to Add Parentheses	C++, Python	Medium
240	Search a 2D Matrix II	C++, Python	Medium
239	Sliding Window Maximum	C++, Python	Hard
238	Product of Array Except Self	C++, Python	Medium
237	Delete Node in a Linked List	C++, Python	Easy
236	Lowest Common Ancestor of a Binary Tree	C++, Python	Medium
235	Lowest Common Ancestor of a Binary Search Tree	C++, Python	Easy
234	Palindrome Linked List	C++, Python	Easy
233	Number of Digit One	C++, Python	Hard
232	Implement Queue using Stacks	C++, Python	Easy
231	Power of Two	C++, Python	Easy
230	Kth Smallest Element in a BST	C++, Python	Medium
229	Majority Element II	C++, Python	Medium
228	Summary Ranges	C++, Python	Easy
227	Basic Calculator II	C++, Python	Medium
226	Invert Binary Tree	C++, Python	Easy
225	Implement Stack using Queues	C++, Python	Medium
224	Basic Calculator	C++, Python	Hard
223	Rectangle Area	C++, Python	Medium
222	Count Complete Tree Nodes	C++, Python	Medium
221	Maximal Square	C++, Python	Medium
220	Contains Duplicate III	C++, Python	Medium
219	Contains Duplicate II	C++, Python	Easy
218	The Skyline Problem	C++, Python	Hard
217	Contains Duplicate	C++, Python	Easy
216	Combination Sum III	C++, Python	Medium
215	Kth Largest Element in an Array	C++, Python	Medium
214	Shortest Palindrome	C++, Python	Hard
213	House Robber II	C++, Python	Medium
212	Word Search II	C++, Python	Hard
211	Design Add and Search Words Data Structure	C++, Python	Medium
210	Course Schedule II	C++, Python	Medium
209	Minimum Size Subarray Sum	C++, Python	Medium
208	Implement Trie (Prefix Tree)	C++, Python	Medium
207	Course Schedule	C++, Python	Medium
206	Reverse Linked List	C++, Python	Easy
205	Isomorphic Strings	C++, Python	Easy
204	Count Primes	C++, Python	Easy
203	Remove Linked List Elements	C++, Python	Easy
202	Happy Number	C++, Python	Easy
201	Bitwise AND of Numbers Range	C++, Python	Medium
200	Number of Islands	C++, Python	Medium
199	Binary Tree Right Side View	C++, Python	Medium
198	House Robber	C++, Python	Medium
191	Number of 1 Bits	C++, Python	Easy
190	Reverse Bits	C++, Python	Easy
189	Rotate Array	C++, Python	Medium
188	Best Time to Buy and Sell Stock IV	C++, Python	Hard
180	Repeated DNA Sequences	C++, Python	Medium
179	Largest Number	C++, Python	Medium
174	Dungeon Game	C++, Python	Hard
173	Binary Search Tree Iterator	C++, Python	Medium
172	Factorial Trailing Zeroes	C++, Python	Easy
171	Excel Sheet Column Number	C++, Python	Easy
169	Majority Element	C++, Python	Easy
168	Excel Sheet Column Title	C++, Python	Easy
167	Two Sum II - Input array is sorted	C++, Python	Easy
166	Fraction to Recurring Decimal	C++, Python	Medium
165	Compare Version Numbers	C++, Python	Medium
164	Maximum Gap	C++, Python	Hard
162	Find Peak Element	C++, Python	Medium
160	Intersection of Two Linked Lists	C++, Python	Easy
155	Min Stack	C++, Python	Easy
154	Find Minimum in Rotated Sorted Array II	C++, Python	Hard
153	Find Minimum in Rotated Sorted Array	C++, Python	Medium
152	Maximum Product Subarray	C++, Python	Medium
151	Reverse Words in a String	C++, Python	Medium
150	Evaluate Reverse Polish Notation	C++, Python	Medium
149	Max Points on a Line	C++, Python	Hard
148	Sort List	C++, Python	Medium
147	Insertion Sort List	C++, Python	Medium
146	LRU Cache	C++, Python	Medium
145	Binary Tree Postorder Traversal	C++, Python	Medium
144	Binary Tree Preorder Traversal	C++, Python	Medium
143	Reorder List	C++, Python	Medium
142	Linked List Cycle II	C++, Python	Medium
141	Linked List Cycle	C++, Python	Easy
140	Word Break II	C++, Python	Hard
139	Word Break	C++, Python	Medium
138	Copy List with Random Pointer	C++, Python	Medium
137	Single Number II	C++, Python	Medium
136	Single Number	C++, Python	Easy
135	Candy	C++, Python	Hard
134	Gas Station	C++, Python	Medium
133	Clone Graph	C++, Python	Medium
132	Palindrome Partitioning II	C++, Python	Hard
131	Palindrome Partitioning	C++, Python	Medium
130	Surrounded Regions	C++, Python	Medium
129	Sum Root to Leaf Numbers	C++, Python	Medium
128	Longest Consecutive Sequence	C++, Python	Hard
127	Word Ladder	C++, Python	Hard
126	Word Ladder II	C++, Python	Hard
125	Valid Palindrome	C++, Python	Easy
124	Binary Tree Maximum Path Sum	C++, Python	Hard
123	Best Time to Buy and Sell Stock III	C++, Python	Hard
122	Best Time to Buy and Sell Stock II	C++, Python	Easy
121	Best Time to Buy and Sell Stock	C++, Python	Easy
120	Triangle	C++, Python	Medium
119	Pascal's Triangle II	C++, Python	Easy
118	Pascal's Triangle	C++, Python	Easy
117	Populating Next Right Pointers in Each Node II	C++, Python	Medium
116	Populating Next Right Pointers in Each Node	C++, Python	Medium
115	Distinct Subsequences	C++, Python	Medium
114	Flatten Binary Tree to Linked List	C++, Python	Medium
113	Path Sum II	C++, Python	Medium
112	Path Sum	C++, Python	Easy
111	Minimum Depth of Binary Tree	C++, Python	Easy
110	Balanced Binary Tree	C++, Python	Easy
109	Convert Sorted List to Binary Search Tree	C++, Python	Medium
108	Convert Sorted Array to Binary Search Tree	C++, Python	Easy
107	Binary Tree Level Order Traversal II	C++, Python	Easy
106	Construct Binary Tree from Inorder and Postorder Traversal	C++, Python	Medium
105	Construct Binary Tree from Preorder and Inorder Traversal	C++, Python	Medium
104	Maximum Depth of Binary Tree	C++, Python	Easy
103	Binary Tree Zigzag Level Order Traversal	C++, Python	Medium
102	Binary Tree Level Order Traversal	C++, Python	Medium
101	Symmetric Tree	C++, Python	Easy
100	Same Tree	C++, Python	Easy
99	Recover Binary Search Tree	C++, Python	Hard
98	Validate Binary Search Tree	C++, Python	Medium
97	Interleaving String	C++, Python	Hard
96	Unique Binary Search Trees	C++, Python	Medium
95	Unique Binary Search Trees II	C++, Python	Medium
94	Binary Tree Inorder Traversal	C++, Python	Medium
93	Restore IP Addresses	C++, Python	Medium
92	Reverse Linked List II	C++, Python	Medium
91	Decode Ways	C++, Python	Medium
90	Subsets II	C++, Python	Medium
89	Gray Code	C++, Python	Medium
88	Merge Sorted Array	C++, Python	Easy
87	Scramble String	C++, Python	Hard
86	Partition List	C++, Python	Medium
85	Maximal Rectangle	C++, Python	Hard
84	Largest Rectangle in Histogram	C++, Python	Hard
83	Remove Duplicates from Sorted List	C++, Python	Easy
82	Remove Duplicates from Sorted List II	C++, Python	Medium
81	Search in Rotated Sorted Array II	C++, Python	Medium
80	Remove Duplicates from Sorted Array II	C++, Python	Medium
79	Word Search	C++, Python	Medium
78	Subsets	C++, Python	Medium
77	Combinations	C++, Python	Medium
76	Minimum Window Substring	C++, Python	Hard
75	Sort Colors	C++, Python	Medium
74	Search a 2D Matrix	C++, Python	Medium
73	Set Matrix Zeroes	C++, Python	Medium
72	Edit Distance	C++, Python	Hard
71	Simplify Path	C++, Python	Medium
70	Climbing Stairs	C++, Python	Medium
69	Sqrt(x)	C++, Python	Easy
68	Text Justification	C++, Python	Hard
67	Add Binary	C++, Python	Easy
66	Plus One	C++, Python	Easy
65	Valid Number	C++, Python	Hard
64	Minimum Path Sum	C++, Python	Medium
63	Unique Paths II	C++, Python	Medium
62	Unique Paths	C++, Python	Medium
61	Rotate List	C++, Python	Medium
60	Permutation Sequence	C++, Python	Hard
59	Spiral Matrix II	C++, Python	Medium
58	Length of Last Word	C++, Python	Easy
57	Insert Interval	C++, Python	Medium
56	Merge Intervals	C++, Python	Medium
55	Jump Game	C++, Python	Medium
54	Spiral Matrix	C++, Python	Medium
53	Maximum Subarray	C++, Python	Easy
52	N-Queens II	C++, Python	Hard
51	N-Queens	C++, Python	Hard
50	Powx, n	C++, Python	Medium
49	Group Anagrams	C++, Python	Medium
48	Rotate Image	C++, Python	Medium
47	Permutations II	C++, Python	Medium
46	Permutations	C++, Python	Medium
45	Jump Game II	C++, Python	Hard
44	Wildcard Matching	C++, Python	Hard
43	Multiply Strings	C++, Python	Medium
42	Trapping Rain Water	C++, Python	Hard
41	First Missing Positive	C++, Python	Hard
40	Combination Sum II	C++, Python	Medium
39	Combination Sum	C++, Python	Medium
38	Count and Say	C++, Python	Easy
37	Sudoku Solver	C++, Python	Hard
36	Valid Sudoku	C++, Python	Medium
35	Search Insert Position	C++, Python	Easy
34	Find First and Last Position of Element in Sorted Array	C++, Python	Medium
33	Search in Rotated Sorted Array	C++, Python	Medium
32	Longest Valid Parentheses	C++, Python	Hard
31	Next Permutation	C++, Python	Medium
30	Substring with Concatenation of All Words	C++, Python	Hard
29	Divide Two Integers	C++, Python	Medium
28	Implement strStr	C++, Python	Easy
27	Remove Element	C++, Python	Easy
26	Remove Duplicates from Sorted Array	C++, Python	Easy
25	Reverse Nodes in k-Group	C++, Python	Hard
24	Swap Nodes in Pairs	C++, Python	Medium
23	Merge k Sorted Lists	C++, Python	Hard
22	Generate Parentheses	C++, Python	Medium
21	Merge Two Sorted Lists	C++, Python	Easy
20	Valid Parentheses	C++, Python	Easy
19	Remove Nth Node From End of List	C++, Python	Medium
18	4 Sum	C++, Python	Medium
17	Letter Combinations of a Phone Number	C++, Python	Medium
16	3Sum Closest	C++, Python	Medium
15	3 Sum	C++, Python	Medium
14	Longest Common Prefix	C++, Python	Easy
13	Roman to Integer	C++, Python	Easy
12	Integer to Roman	C++, Python	Medium
11	Container With Most Water	C++, Python	Medium
10	Regular Expression Matching	C++, Python	Hard