제출 #1093701

#제출 시각아이디문제언어결과실행 시간메모리
1093701ramzialoulouTarifa (COCI16_tarifa)C++17
50 / 50
0 ms348 KiB
#include <bits/stdc++.h>

using namespace std;

#ifdef Ramzi
#include "debug.h"
#else
#define debug(...)
#endif

int main() {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  int x;
  cin >> x;
  int n;
  cin >> n;
  vector<int> p(n);
  for (int i = 0; i < n; i++) {
    cin >> p[i];
  }
  cout << x * (n + 1) - accumulate(p.begin(), p.end(), 0) << "\n";
  return 0;
}
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