제출 #510070

#제출 시각아이디문제언어결과실행 시간메모리
510070Rasoul006Tarifa (COCI16_tarifa)C++17
50 / 50
1 ms316 KiB

#include <bits/stdc++.h>

#define endl "\n" ;

typedef long long ll ;

using namespace std;

ll x,n,sum,ans,p;

int main()
{
    ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);

    cin>>x>>n;

    ans = x;

    for (int i=0 ; i<n ; i++)
    {
        cin>>p;
        sum+=p;
    }
    ans+= ((x*n) - sum);
    cout<<ans;
    return 0;
}
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