Submission #1354521

---

Source Code Expand

#include <stdio.h>
#include <stdlib.h>
int cmp_int(const void* v1, const void* v2)
{
  const int _v1 = *((const int*)v1);
  const int _v2 = *((const int*)v2);

  if ( _v1 > _v2 ) {
    return -1;
  } else if ( _v1 < _v2 ) {
    return 1;
  } else {
    return 0;
  }
}

int main(void)
{
  int N, s[105], i, ad=0, flag=0;
  scanf("%d", &N);

  for(i = 0; i < N; i++){
    scanf("%d", &s[i]);
    if(s[i]%10 == 0) flag++;
  }
  if(flag == N){
    printf("0\n");
    return 0;
  }

  qsort(s, N, sizeof(int), cmp_int);

  for(i = 0; i < N; i++) ad += s[i];

  while(ad%10 == 0){
    if(s[N-1]%10 != 0){
      ad -= s[N-1];
      N--;
    }
    else N--;
    if(ad == 0) break;
  }
  printf("%d\n", ad);
  return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:20:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &N);
   ^
./Main.c:23:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &s[i]);
     ^

Judge Result