제출 #92099

#제출 시각아이디문제언어결과실행 시간메모리
92099314rateTarifa (COCI16_tarifa)C++14
50 / 50
2 ms548 KiB
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef long double ld;

int main()
{
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    int x,n;
    cin>>x>>n;
    int s=0;
    for(int i=1;i<=n;i++)
    {
        int a;
        cin>>a;
        s+=a;
    }
    cout<<x*(n+1)-s<<"\n";
    return 0;
}
/**

**/
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