Submission

Score: 100

User: santanaja07

Problemset: ISBN

Language: cpp

Time: 0.003 second

Submitted On: 2025-09-27 23:22:19

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

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