Submission

Score: 100

User: 666whynot

Problemset: บาร์โค้ด

Language: cpp

Time: 0.002 second

Submitted On: 2025-07-28 12:52:21

#include <bits/stdc++.h>
using namespace std;

int main(){
    ios::sync_with_stdio(false);cin.tie(0);

    string s;cin >> s;
    int n = s.size();
    vector<int> a(n);
    int ans = 0;
    for(int i=0;i<n;i++){
        a[i] = s[i] - '0';
    }
    for(int i=1;i<n;i += 2){
        ans += a[i];
    }
    ans *= 3;
    
    for(int i=2;i<n;i += 2){
        ans += a[i];
    }
    ans += a[0];

    if(ans % 10 == 0) cout << "YES";
    else cout << "NO";
}