제출 #682237

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
682237		MilosMilutinovic	Happiness (Balkan15_HAPPINESS)	C++14	30 / 100	2052 ms	13984 KiB

happiness

#include "happiness.h"
#include <bits/stdc++.h>

using namespace std;

multiset<long long> c;

bool Process(multiset<long long> st) {
  vector<long long> v;
  for (auto x : st) {
    v.push_back(x);
  }
  vector<long long> pref(1, 1);
  for (auto x : st) {
    pref.push_back(pref.back() + x);
  }
  for (int i = 0; i < (int) v.size(); i++) {
    if (pref[i] < v[i]) {
      return false;
    }
  }
  return true;
}

bool init(int coinsCount, long long maxCoinSize, long long coins[]) {
  for (int i = 0; i < coinsCount; i++) {
    c.insert(coins[i]);
  }
  return Process(c);
}

bool is_happy(int event, int coinsCount, long long coins[]) {
  if (event == -1) {
    for (int i = 0; i < coinsCount; i++) {
      c.erase(c.find(coins[i]));
    }
  } else {
    for (int i = 0; i < coinsCount; i++) {
      c.insert(coins[i]);
    }
  }
  return Process(c);
}

컴파일 시 표준 에러 (stderr) 메시지

grader.cpp: In function 'int main()':
grader.cpp:16:12: warning: unused variable 'max_code' [-Wunused-variable]
   16 |  long long max_code;
      |            ^~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 0 / 30
• Subtask 4: 0 / 40