ClockwiseRotation.java

package Self_Learning;

import java.util.Arrays;
import java.util.Scanner;

public class ClockwiseRotation {
    public static void main(String[] args) {
        Scanner sc=new Scanner(System.in);
        int n=sc.nextInt();
        int[][] arr=new int[n][n];
        for(int i=0;i<n;i++){
            for(int j=0;j<n;j++){
                arr[i][j]=sc.nextInt();
            }
        }
        for(int i=0;i<n;i++){
            for(int j=i+1;j<n;j++){
                int temp=arr[i][j];
                arr[i][j]=arr[j][i];
                arr[j][i]=temp;
            }
        }
        for(int i=0;i<n;i++){
            int left=0,right=n-1;
            while(left<right){
                int temp=arr[i][left];
                arr[i][left]=arr[i][right];
                arr[i][right]=temp;
                left++;
                right--;
            }
        }
        System.out.println(Arrays.deepToString(arr));
        sc.close();
    }
}