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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. 	public static void mrotater(int[][] mat1 ,int n){
  11.  
  12. 		for(int i=0;i<n;i++){
  13. 			for(int j=i;j<n;j++){
  14. 			int t=mat1[i][j];
  15. 			mat1[i][j]=mat1[j][i];
  16. 			mat1[j][i]=t;
  17. 			}
  18. 		}
  19. 			for(int j=0;j<n;j++){
  20. 			int l=0; int h=n-1;
  21. 			while(l<n){
  22. 			int t=mat1[j][l];
  23. 			mat1[j][l]=mat1[j][h];
  24. 			mat1[j][h]=t;
  25. 			l++;
  26. 			h--;
  27. 			}
  28. 			}
  29. 			for(int k=0;k<n;k++){
  30. 				for(int j=0;j<n;j++){
  31. 					System.out.print(+mat1[k][j]+" ");
  32. 				}
  33. 				System.out.println();
  34. 			}
  35.  
  36.  
  37.  
  38.  
  39. 	}
  40.  
  41. 	public static void main (String[] args) throws java.lang.Exception
  42. 	{
  43. 		Scanner in=new Scanner(System.in);
  44. 	int n;
  45.  
  46. 	System.out.println("Enter order of square matrix ");
  47. 	n=in.nextInt();
  48.  
  49. 	int[][] mat=new int[n][n];
  50. 	System.out.println("Enter elements of matrix");
  51. 	for(int i=0;i<n;i++){
  52. 		for(int j=0;j<n;j++)
  53. 		mat[i][j]=in.nextInt();
  54. 		}
  55. 		mrotater(mat , n);
  56.  
  57. 	}
  58. }
Success #stdin #stdout 0.15s 51860KB
comments (?)
stdin
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3 1 2 3
4 5 6
7 8 9
stdout
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Enter order of square matrix 
Enter elements of matrix
1 4 7 
2 5 8 
3 6 9
https://ideone.com/cotVEH
language:
Java (HotSpot 12)
created:
2 years ago
visibility:
public

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