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  1. #include <stdio.h>
  2.  
  3. void cal_array(const int x[2][3], const int y[3][2], const int z[2][2], int ans[2][2]);
  4. int main() 
  5. {
  6.     int x[2][3] = {{1, 2, 3},{4, 5, 6}};
  7.     int y[3][2] = {{6, 5}, {4, 3}, {2, 1}};
  8.     int z[2][2] = { {10, 6}, {4, 9}};
  9.  
  10.     int ans[2][2]={0};
  11.  
  12.     cal_array(x, y, z, ans);
  13.  
  14.     return 0;
  15. }
  16.  
  17. void cal_array(const int x[2][3], const int y[3][2], const int z[2][2], int ans[2][2]) 
  18. {    
  19.     for (int i = 0; i < 2; i++) {
  20.         for (int j = 0; j < 2; j++) {
  21.             for (int k = 0; k < 3; k++) {
  22.                 ans[i][j] += x[i][k] * y[k][j];
  23.             }
  24.  
  25.             ans[i][j] += z[i][j];
  26.         }
  27.     }
  28.  
  29.     printf("ans =\n");
  30.     for (int i = 0; i < 2; i++) {
  31.         for (int j = 0; j < 2; j++) {
  32.             printf("%d ", ans[i][j]);
  33.         }
  34.         printf("\n");
  35.     }
  36.  
  37.     return 0;
  38. }
  39.  
  40.  
Success #stdin #stdout 0.01s 5280KB
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stdin
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Standard input is empty
stdout
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ans =
30 20 
60 50
https://ideone.com/x8eynl
language:
C (gcc 8.3)
created:
9 days ago
visibility:
public

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