Submission

Score: 95

User: anonymous

Problemset: ISBN

Language: cpp

Time: 0.004 second

Submitted On: 2026-10-01 16:20:30

#include <bits/stdc++.h>

using namespace std;

int main()
{
	int n,sum=0;
	for(int i=10;i>=2;i--)
	{
		cin >> n;
		sum += n*i;
	}
	cout << 11 - (sum % 11);
}