/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static int[][] rotateImage(int[][] a) 
	{
    int n = a.length;
    System.out.println("length" +n);
	for (int i = 0; i < n / 2; i++) {
		for (int j = 0; j < Math.ceil(((double) n) / 2.); j++) {
			int temp = a[i][j];
			a[i][j] = a[n-1-j][i];
			a[n-1-j][i] = a[n-1-i][n-1-j];
			a[n-1-i][n-1-j] = a[j][n-1-i];
			a[j][n-1-i] = temp;
		}
	}
    return a;
}
 
	public static void main (String[] args) throws java.lang.Exception
	{
		// your code goes here
		int a[ ][ ] = { {1,2,3} , {4,5,6},{7,8,9} };
		rotateImage(a);
		for(int i=0;i<3;i++){
				System.out.println();
			for(int j=0;j<3;j++)
			{
				System.out.print(a[i][j]);
			}
		}
	}
}

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