Submission

Score: 95

User: ZanTy

Problemset: ISBN

Language: cpp

Time: 0.005 second

Submitted On: 2026-10-09 14:53:54

#include<bits/stdc++.h>
using namespace std;
int arr[10];
int main(){
    int sum = 0;
    for (int i = 0;i <=  8;i++){
        cin >> arr[i];
        sum += (10-i)*(arr[i]);
    }
    cout << 11-(sum%11);
    return 0;
}