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  1. #include <stdio.h>
  2. void cal_array(const int (*x)[3], const int (*y)[2], const int (*z)[2], int (*n)[2]) {
  3. int i, j, k;
  4. for (i = 0; i < 2; i++) {
  5. for (j = 0; j < 2; j++) {
  6.  n[i][j] = 0;
  7.  for (k = 0; k < 3; k++) {
  8.  n[i][j] += x[i][k] * y[k][j];}
  9.             n[i][j] += z[i][j];}
  10.     }
  11. }
  12.  
  13. int main(void) {
  14.     int x[2][3] = {
  15.      {1, 2, 3},
  16.      {4, 5, 6}};
  17.  int y[3][2] = {
  18.         {6, 5},
  19.         {4, 3},
  20.         {2, 1}
  21.     };
  22.  int z[2][2] = {
  23.         {10, 6},
  24.         {4, 9}
  25.     };
  26.  int n[2][2];
  27.  
  28.  cal_array(x, y, z, n);
  29.  
  30.     printf("Result:\n");
  31.     for (int i = 0; i < 2; i++) {
  32.     for (int j = 0; j < 2; j++) {
  33.     printf("%3d ", n[i][j]);
  34.         }
  35.         printf("\n");
  36.     }
  37.  
  38.     return 0;
  39. }
  40.  
  41.  
  42.  
Success #stdin #stdout 0s 5308KB
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Result:
 30  20 
 60  50
https://ideone.com/H4la1N
language:
C (gcc 8.3)
created:
3 days ago
visibility:
public

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