제출 #1121496

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1121496		vjudge1	Ice Hockey World Championship (CEOI15_bobek)	C++17	40 / 100	63 ms	512 KiB

bobek

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

int main() {

  int64_t n, m, ans = 0;
  cin >> n >> m;
  vector<int64_t> prices(n);
  for (int64_t &price : prices) {
    cin >> price;
  }

  int64_t limit = (1 << n);
  for (int64_t mask = 0; mask < limit; mask++) {
    char isValidMask = true;
    int64_t money = m;
    for (int64_t i = 0; i < n; i++) {
      if (mask & (1 << i)) {
        money -= prices[i];
        if (money < 0) {
          isValidMask = false;
          break;
        }
      }
    }
    if (!isValidMask) {
      continue;
    }
    ans++;
  }

  cout << ans << '\n';
  return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10