Submission

Score: 100

User: Saizon

Problemset: ISBN

Language: cpp

Time: 0.002 second

Submitted On: 2026-09-04 22:11:54

#include<iostream>
using namespace std;
int a[14];

int main(){
    int s = 0;
    for (int i=0;i<9;i++){
        cin >> a[i];
    }
    for (int i=0;i<=9;i++){
        for (int j=0;j<=10;j++){
            if(i + j == 10){
                s += a[i] * j;
            }
        }
    }
    for (int i=10;i>=0;i--){
        if((i + s) % 11 == 0){
            cout << i;
        }
    }
}