Conditionals and Loops:Number Pattern 1

import java.util.Scanner;
public class Solution {
public static void main(String[] args) {
Scanner s = new Scanner(System.in);
int n = s.nextInt();
for(int i=1;i<=n;i++)
{
    int k=i;
for(int j=1;j<=i;j++)
{
    System.out.print(k);
    k=k+1;
    
}
    System.out.println();
}
}
}
/*Pattern for N = 4
1
23
345
4567*/