Submission

Status:

PPPPPPPPPPPPPPPPPPPP

Subtask/Task Score:

100/100

Score: 100

User: pakornhun

Problemset: ISBN

Language: cpp

Time: 0.003 second

Submitted On: 2025-10-12 19:27:03

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

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