Submission

Score: 100

User: chs_14

Problemset: ISBN

Language: cpp

Time: 0.002 second

Submitted On: 2026-01-22 10:24:22

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

int main() {
    cin.tie(0)->sync_with_stdio();
    
    int x, sum = 0;
    for (int i = 0; i < 9; i++)
    {
        cin >> x;
        sum+=(10-i)*x;
    }
    if (sum%11) {
        cout << (sum/11 + 1)*11 - sum;
    }
    else {
        cout << 0;
    }

    

    return 0;
}