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  1. #include <stdio.h>
  2. #include <alloca.h>
  3.  
  4. int func1(int *array[], int rows, int cols) {
  5.   int sum = 0;
  6.   for (int r = 0; r<rows; r++)
  7.     for (int c = 0; c<cols; c++)
  8.       sum += array[r][c];
  9.   return sum;
  10. }
  11.  
  12. int main() {
  13.   const int rows = 3;
  14.   const int cols = 5;
  15.   int *a[rows], sum;
  16.  
  17.   for (int i = 0; i < rows; i++)
  18.     a[i] = alloca(sizeof(int) * cols);
  19.  
  20.   for (int r = 0; r < rows; r++)
  21.     for (int c = 0; c <cols; c++)
  22.       a[r][c] = r * 10 + c;
  23.  
  24.   sum = func1(a, rows, cols);
  25.   printf("sum=%d\n", sum);
  26.   return 0;
  27. }
  28. /* end */
  29.  
Success #stdin #stdout 0s 2248KB
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stdin
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Standard input is empty
stdout
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sum=180
https://ideone.com/ThAqqJ
language:
C99 (gcc 8.3)
created:
9 years ago
visibility:
public

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