---

Lỗi biên dịch:

Main.cc: In function ‘int main()’:
Main.cc:4:13: error: expected unqualified-id before ‘long’
  int n = 0, long long s = 0;
             ^~~~
Main.cc:5:21: error: ‘s’ was not declared in this scope
  scanf("%d%lld",&n,&s);
                     ^
Main.cc:8:8: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a[i]);
   ~~~~~^~~~~~~~~~~~