所有奇数的乘积

#include<stdio.h>
int main ()
{

  #ifdef ONLINE_JUDGE
  #else
  freopen ("in.txt","r",stdin);
  #endif
  int n,i;

  while(scanf("%d",&n)!=EOF)
{   int a[n],s=1;
    for (i=0;i<n;++i)
    scanf("%d",&a[i]);
    for (i=0;i<n;++i)
    if(0!=a[i]%2)
        s*=a[i];
    printf("%d",s);
    printf("\n");
}
  return 0;
}