Submission

Status:

-PPPPPPPPPPPPPPPPPPP

Subtask/Task Score:

95/100

Score: 95

User: ThreeDee

Problemset: ISBN

Language: cpp

Time: 0.002 second

Submitted On: 2026-10-09 17:58:56

#include <bits/stdc++.h>
using namespace std;
int main(){
	cin.tie(0)->sync_with_stdio(0);
	int n,sum=0;
	for(int i=10;i>1;i--){
		cin>>n;
		sum+=n*(i);
	}
	cout<<11-sum%11;
}