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  1. #include <stdio.h>
  2.  
  3. void calculate(int (*a)[4]) {
  4.     int sum[3];
  5.  
  6.     for (int i = 0; i < 3; i++) {
  7.         sum[i] = 0;
  8.         for (int j = 0; j < 4; j++) {
  9.             sum[i] += a[i][j];
  10.         }
  11.     }
  12.  
  13.     for (int i = 0; i < 3; i++) {
  14.         printf("sum[%d] = %d\n", i, sum[i]);
  15.     }
  16. }
  17.  
  18. int main(void) {
  19.     int a[3][4] = {
  20.         {1, 2, 3, 4},
  21.         {5, 6, 7, 8},
  22.         {9, 10, 11, 12}
  23.     };
  24.  
  25.     calculate(a);
  26.  
  27.     return 0;
  28. }
  29.  
  30.  
Success #stdin #stdout 0.01s 5320KB
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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/At2veU
language:
C99 (gcc 8.3)
created:
4 days ago
visibility:
public

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