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  1. #include <stdio.h>
  2.  
  3. void cal_array(const int (*x)[3], const int (*y)[2], const int (*z)[2], int (*ans)[2]) {
  4.     int i, j, k;
  5.     for (i = 0; i < 2; i++) {
  6.         for (j = 0; j < 2; j++) {
  7.             ans[i][j] = 0;
  8.             for (k = 0; k < 3; k++) {
  9.                 ans[i][j] += x[i][k] * y[k][j];
  10.             }
  11.             ans[i][j] += z[i][j];
  12.         }
  13.     }
  14. }
  15.  
  16. int main(void) {
  17.     int x[2][3] = {
  18.         {1, 2, 3},
  19.         {4, 5, 6}
  20.     };
  21.  
  22.     int y[3][2] = {
  23.         {4, 3},
  24.         {6, 5},
  25.         {2, 1}
  26.     };
  27.  
  28.     int z[2][2] = {
  29.         {10, 6},
  30.         {4, 5}
  31.     };
  32.  
  33.     int ans[2][2];
  34.  
  35.     cal_array(x, y, z, ans);
  36.  
  37.     printf("計算結果 ans:\n");
  38.     for (int i = 0; i < 2; i++) {
  39.         for (int j = 0; j < 2; j++) {
  40.             printf("%d ", ans[i][j]);
  41.         }
  42.         printf("\n");
  43.     }
  44.  
  45.     return 0;
  46. }
  47.  
Success #stdin #stdout 0.01s 5316KB
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stdin
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Standard input is empty
stdout
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計算結果 ans:
32 22 
62 48
https://ideone.com/t3lQ98
language:
C (gcc 8.3)
created:
10 days ago
visibility:
public

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