Question

#include <bits/stdc++.h>
using namespace std;
bool KTchia10(long long n)
{
    if (n%10==0)
    return true;
    else
    return false;
}
int main()
{
   long long n;
   cin>>n;
   if (n%10==0)
   cout<<"YES";
   else
   cout<<"NO";
}

Answer 1

:)
 

Answer 2

(￣y▽￣)╭ Ohohoho.....