fork download
copy 
  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.         {6, 5},
  24.         {4, 3},
  25.         {2, 1}
  26.     };
  27.  
  28.     int z[2][2] = {
  29.         {10, 6},
  30.         {4, 9}
  31.     };
  32.  
  33.     int ans[2][2];
  34.     int i, j;
  35.  
  36.     cal_array(x, y, z, ans);
  37.  
  38.     printf("計算結果 ans =\n");
  39.     for (i = 0; i < 2; i++) {
  40.         for (j = 0; j < 2; j++) {
  41.             printf("%d ", ans[i][j]);
  42.         }
  43.         printf("\n");
  44.     }
  45.  
  46.     return 0;
  47. }
Success #stdin #stdout 0s 5320KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
計算結果 ans =
30 20 
60 50
https://ideone.com/dNfDSL
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!