Submission

Score: 95

User: nunos

Problemset: ISBN

Language: cpp

Time: 0.003 second

Submitted On: 2025-10-08 14:45:23

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

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    
    int sum=0;
    for(int i=10;i>1;i--){
        int temp;cin>>temp;
        sum += (i*temp);
    }
    for(int i=0;i<10;i++) {
        if(((sum+i)%11)==0){ cout << i; break;}
    }

    return 0;
}