Submission

Score: 100

User: ztmy_

Problemset: ISBN

Language: cpp

Time: 0.003 second

Submitted On: 2025-10-12 17:34:26

#include <iostream>
using namespace std;

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