#include <stdio.h>
 
void fn(void)
{
  /* write something after this comment so that the program output is 10 */
  int a[1] = {0};
  int j = 0;
  while(a[j] != 5) ++j;
  a[j] = 10;
  fprintf(stderr
, "Found at offset @ %d\n", j
);   /* write something before this comment */
}
 
int main()
{
  int i = 5;
  fn();
  return 0;
}
 
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