Submission

Score: 0

User: sakuragichan

Problemset: ตรวจบัตรเครดิต

Language: cpp

Time: 0.004 second

Submitted On: 2026-10-09 21:10:44

#include <bits/stdc++.h>

using namespace std;

int main(){
    int l;
    string s;
    cin >>s;
    int arr[s.length()];
    vector<int> newa;

    for (int i = s.length()-1; i >= 0; i--){
        int x = (arr[i]-'0')*2;
        if (x >= 10){
            newa.push_back(1);
            newa.push_back(x%10);
        } else {
            newa.push_back(x);
        }
    }
    int sum = 0;
    for (int i = 0; i < newa.size(); i++){
        sum += newa[i];
    }
    if ( (10-(sum %10)) % 10 == l){
        cout << "yes";
    }
    else {
        cout << "no";
    }
}