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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4.  
  5. class Ideone {
  6. 	public static void main (String[] args) throws java.lang.Exception {
  7. 		Scanner read = new Scanner (System.in); 
  8. 		int n = read.nextInt();											//ввод из стандартного потока
  9. 		double A[][] = new double [n][n];										
  10. 		double B[][] = new double [n][n];
  11. 		double Z[][] = new double [n][n];
  12. 		double H[][] = new double [n][n];
  13. 		double E[][] = new double [n][n];
  14. 		double C[][] = new double [n][n];
  15. 		double Ans[][] = new double [n][n];
  16.  
  17. 		for (int i = 0; i < n; i++){				//матрица А
  18. 			for (int j = 0 ; j < n ; j++){
  19. 				A[i][j] = read.nextDouble();
  20. 			}
  21. 		}
  22.  
  23. 		for (int i = 0; i < n; i++){                            //матрица В
  24. 			for (int j = 0 ; j < n ; j++){
  25. 				B[i][j] =  read.nextDouble();
  26. 			}
  27. 		}
  28.  
  29. 		for (int i = 0; i < n; i++){                            //единичная матрица Е
  30. 			for (int j = 0 ; j < n ; j++){
  31. 				if (i == j) E[i][j] = 1;
  32. 				else E[i][j] = 0;
  33. 			}
  34. 		}
  35.  
  36. 		for (int i = 0; i < n; i++){			        //разность матриц В и Е
  37. 			for (int j = 0; j < n; j++){
  38. 				Z[i][j] = 0;
  39. 				Z[i][j] = B[i][j] - E[i][j];
  40. 			}
  41. 		}
  42.  
  43. 		for (int i = 0; i < n; i++){				//умножение матриц А и (В - Е)
  44. 			for (int j = 0; j < n; j++){
  45. 				H[i][j] = 0;
  46. 				for (int t = 0; t < n; t++){
  47. 					H[i][j] += A[i][t] * Z[t][j];
  48. 				}
  49. 			}
  50. 		}
  51.  
  52. 		for (int i = 0; i < n; i++){				//матрица С
  53. 			for (int j = 0; j < n; j++){
  54. 				C[i][j] = 0;
  55. 				C[i][j] = 1.0/((i+1)+(j+1));
  56. 			}
  57. 		}
  58.  
  59. 		for (int i = 0; i < n; i++){			        //матрица A(B–E)+C
  60. 			for(int j = 0; j < n; j++){
  61. 				Ans[i][j] = H[i][j] + C[i][j];
  62. 				System.out.print(Ans[i][j] + " "); 
  63. 			}
  64. 			System.out.println();
  65. 		}
  66. 	}
  67. }
Success #stdin #stdout 0.16s 321344KB
comments (?)
stdin 
3
0 0 0
0 0 0
0 0 0

1 0 0
0 1 0
0 0 1
2 
3 4 
2 1

2 1
9 0
4
5 5 5 5
0 0 8 7
2 3 4 7
8 6 1 2

5 7 3 4 
9 8 3 4 
2 3 4 5
6 6 6 6
stdout 
0.5 0.3333333333333333 0.25 
0.3333333333333333 0.25 0.2 
0.25 0.2 0.16666666666666666
https://ideone.com/YTD35z
a705
language:
Java (HotSpot 12)
created:
9 years ago
visibility:
secret

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