BOJ-EX: 5/17/2024, 2:57:02 PM

fkdl0048 · May 17, 2024 · 9ba0b9a · 9ba0b9a
1 parent b34b7c6
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Showing 6 changed files with 201 additions and 5 deletions.
diff --git a/.vscode/c_cpp_properties.json b/.vscode/c_cpp_properties.json
@@ -0,0 +1,21 @@
+{
+    "configurations": [
+        {
+            "name": "Win32",
+            "includePath": [
+                "${workspaceFolder}/**"
+            ],
+            "defines": [
+                "_DEBUG",
+                "UNICODE",
+                "_UNICODE"
+            ],
+            "windowsSdkVersion": "10.0.22621.0",
+            "compilerPath": "C:/mingw64/bin/g++.exe",
+            "cStandard": "c17",
+            "cppStandard": "c++17",
+            "intelliSenseMode": "windows-gcc-x64"
+        }
+    ],
+    "version": 4
+}
diff --git a/.vscode/launch.json b/.vscode/launch.json
@@ -0,0 +1,7 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": []
+}
diff --git a/.vscode/tasks.json b/.vscode/tasks.json
@@ -0,0 +1,149 @@
+{
+    "version": "2.0.0",
+    "runner": "terminal",
+    "type": "shell",
+    "echoCommand": true,
+    "presentation": {
+        "reveal": "always"
+    },
+    "tasks": [
+        {
+            "label": "save and compile for C++",
+            "command": "g++",
+            "args": [
+                "${file}",
+                "-o",
+                "${fileDirname}/${fileBasenameNoExtension}"
+            ],
+            "group": "build",
+            "problemMatcher": {
+                "fileLocation": [
+                    "relative",
+                    "${workspaceRoot}"
+                ],
+                "pattern": {
+                    "regexp": "^(.*):(\\d+):(\\d+):\\s+(warning error):\\s+(.*)$",
+                    "file": 1,
+                    "line": 2,
+                    "column": 3,
+                    "severity": 4,
+                    "message": 5
+                }
+            }
+        },
+        {
+            "label": "save and compile for C",
+            "command": "gcc",
+            "args": [
+                "${file}",
+                "-o",
+                "${fileDirname}/${fileBasenameNoExtension}"
+            ],
+            "group": "build",
+            "problemMatcher": {
+                "fileLocation": [
+                    "relative",
+                    "${workspaceRoot}"
+                ],
+                "pattern": {
+                    "regexp": "^(.*):(\\d+):(\\d+):\\s+(warning error):\\s+(.*)$",
+                    "file": 1,
+                    "line": 2,
+                    "column": 3,
+                    "severity": 4,
+                    "message": 5
+                }
+            }
+        },
+        {
+            "label": "execute",
+            "command": "cmd",
+            "group": {
+                "kind": "test",
+                "isDefault": true
+            },
+            "args": [
+                "/C",
+                "${fileDirname}\\${fileBasenameNoExtension}"
+            ],
+            "problemMatcher": []
+        },
+        {
+            "type": "cppbuild",
+            "label": "C/C++: gcc.exe 활성 파일 빌드",
+            "command": "C:\\MinGW\\bin\\gcc.exe",
+            "args": [
+                "-g",
+                "${file}",
+                "-o",
+                "${fileDirname}\\${fileBasenameNoExtension}.exe"
+            ],
+            "options": {
+                "cwd": "${fileDirname}"
+            },
+            "problemMatcher": [
+                "$gcc"
+            ],
+            "group": "build",
+            "detail": "디버거에서 생성된 작업입니다."
+        },
+        {
+            "type": "cppbuild",
+            "label": "C/C++: g++.exe 활성 파일 빌드",
+            "command": "C:\\MinGW\\bin\\g++.exe",
+            "args": [
+                "-g",
+                "${file}",
+                "-o",
+                "${fileDirname}\\${fileBasenameNoExtension}.exe"
+            ],
+            "options": {
+                "cwd": "${fileDirname}"
+            },
+            "problemMatcher": [
+                "$gcc"
+            ],
+            "group": "build",
+            "detail": "디버거에서 생성된 작업입니다."
+        },
+        {
+            "type": "cppbuild",
+            "label": "C/C++: gcc.exe 활성 파일 빌드",
+            "command": "C:\\MinGW\\bin\\gcc.exe",
+            "args": [
+                "-g",
+                "${file}",
+                "-o",
+                "${fileDirname}\\${fileBasenameNoExtension}.exe"
+            ],
+            "options": {
+                "cwd": "${fileDirname}"
+            },
+            "problemMatcher": [
+                "$gcc"
+            ],
+            "group": "build",
+            "detail": "컴파일러: C:\\MinGW\\bin\\gcc.exe"
+        },
+        {
+            "type": "cppbuild",
+            "label": "C/C++: g++.exe build active file",
+            "command": "C:\\mingw64\\bin\\g++.exe",
+            "args": [
+                "-fdiagnostics-color=always",
+                "-g",
+                "${file}",
+                "-o",
+                "${fileDirname}\\${fileBasenameNoExtension}.exe"
+            ],
+            "options": {
+                "cwd": "${fileDirname}"
+            },
+            "problemMatcher": [
+                "$gcc"
+            ],
+            "group": "build",
+            "detail": "Task generated by Debugger."
+        }
+    ]
+}
diff --git a/10808번： 알파벳 개수/알파벳 개수.cpp b/10808번： 알파벳 개수/알파벳 개수.cpp
@@ -13,16 +13,33 @@
 #include <bits/stdc++.h>
 using namespace std;
 
+// int main(){
+//     map<char, int> a;
+//     string s;
+//     cin >> s;
+
+//     for (int i = 0; i < s.length(); i++)
+//     {
+//         a[s[i]]++;
+//     }
+
+//     for (char i = 'a'; i <= 'z'; i++)
+//     {
+//         cout << a[i] << ' ';
+//     }
+// }
+
+int cnt[26];
 int main(){
     string s;
     cin >> s;
-    vector<int> v(26);
-    for (char c : s)
+    for (int i= 0; i < s.length(); i++)
     {
-        v[c - 'a']++;
+        cnt[s[i] - 'a']++;
     }
+
     for (int i = 0; i < 26; i++)
     {
-        cout << v[i] << ' ';
+        cout << cnt[i] << ' ';
     }
 }
diff --git a/10808번： 알파벳 개수/알파벳 개수.exe b/10808번： 알파벳 개수/알파벳 개수.exe
diff --git a/2024/CodingTest/SummaryNote.md b/2024/CodingTest/SummaryNote.md
@@ -47,5 +47,7 @@
 
 누적합에 관한 내용, 배열을 써서 쉽게 품.
 
-### 1-A
+### 개수를 세는 문제
+
+대부분의 개수를 세는 문제는 배열이나 맵을 사용하여 풀 수 있다.