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  1. #include <stdio.h>
  2.  
  3. void calculate(int (*a)[4]);
  4.  
  5. int main(void) {
  6.     int a[3][4] = {
  7.         {1, 2, 3, 4},
  8.         {5, 6, 7, 8},
  9.         {9, 10, 11, 12}
  10.     };
  11.  
  12.     calculate(a);
  13.  
  14.     return 0;
  15. }
  16.  
  17. void calculate(int (*a)[4]) {
  18.     for (int i = 0; i < 3; i++) {
  19.         int sum = 0;
  20.         for (int j = 0; j < 4; j++) {
  21.             sum += a[i][j];
  22.         }
  23.         printf("sum[%d] = %d\n", i, sum);
  24.     }
  25. }
Success #stdin #stdout 0s 5324KB
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stdin
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Standard input is empty
stdout
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sum[0] = 10
sum[1] = 26
sum[2] = 42
https://ideone.com/uUbeGl
language:
C (gcc 8.3)
created:
4 days ago
visibility:
public

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