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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 main (String[] args) throws java.lang.Exception
  11. 	{
  12. 		Scanner in = new Scanner(System.in);
  13.  
  14. 		int m = in.nextInt();
  15. 		int n = in.nextInt();
  16.  
  17. 		int A[][] = new int [m][n];
  18. 		int AAt[][] = new int [m][m];
  19.  
  20. 		for(int i=0; i<m; i++){
  21. 			for(int j=0; j<n; j++){
  22. 				A[i][j] = in.nextInt();
  23. 			}
  24. 		}
  25. 		for(int i=0; i<m; i++){
  26. 	        for(int j=0; j<m; j++){
  27. 	            int tmp=0;
  28. 	            for(int k=0; k<n; k++){
  29. 	                tmp+=A[i][k]*A[j][k];
  30. 	            }
  31. 	            AAt[i][j]=tmp;
  32. 	        }
  33. 	    }
  34. 	    for(int i=0; i<m; i++){
  35. 			for(int j=0; j<m; j++){
  36. 				System.out.print(AAt[i][j]+" ");
  37. 			}
  38. 			System.out.println("");
  39. 		}
  40. 	}
  41. }
Success #stdin #stdout 0.14s 321280KB
comments (?)
stdin
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3	5	1 2 3 4 5
0 0 0 78 92
6 7 8 9 110
stdout
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55 772 630 
772 14548 10822 
630 10822 12330
https://ideone.com/kUZ5R8
А711б
language:
Java (12.0.1)
created:
9 years ago
visibility:
public

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