Submission

Score: 100

User: Karatat007

Problemset: บาร์โค้ด

Language: cpp

Time: 0.003 second

Submitted On: 2026-10-01 10:40:52

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

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);

    string code;
    cin >> code;
    int sum = 0;
    for(int i = 0;i < 13;++i){
        if(i%2 == 1){
            sum += 3*(code[i] - '0');
        }
        else{
            sum += code[i] - '0';
        }
    }
    if(sum % 10 == 0){
        cout << "YES";
    }
    else{
        cout << "NO";
    }
}