Submission

Score: 100

User: kf._.exe

Problemset: ISBN

Language: cpp

Time: 0.003 second

Submitted On: 2025-10-15 15:25:04

#include<bits/stdc++.h>
using namespace std;
#define fastio ios::sync_with_stdio(false); cin.tie(0); cout.tie(0);
#define dbg(x) cout << #x << " = " << x  << '\n';
#define int long long
#define dd double
#define ld long double

void solve(){
     int sum=0;
     int m = 10;
     while(m >= 2){
          int n;cin >> n;
          sum+= n*(m--);
     }
     if (sum%11 == 0) cout << '0';
     else cout << ((sum/11 + 1)*11) - sum;
     cout << endl;
}

int32_t main(){
       fastio;
           int T = 1;
           //cin >> T
           while(T--) solve();
       return 0;
}