제출 #727486

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
727486		beaconmc	Hotel (CEOI11_hot)	C++14	0 / 100	1418 ms	78352 KiB

hot

#include <bits/stdc++.h>

typedef long long ll;
using namespace std;

#define FOR(i, x, y) for(ll i=x; i<y; i++)
#define FORNEG(i, x, y) for(ll i=x; i>y; i--)
#define fast() ios_base::sync_with_stdio(false);cin.tie(NULL)

//{capacity, cost}
vector<vector<ll>> stuff;
vector<ll> profit;

int main(){
  ll n,m,o;
  cin >> n >> m >> o;
  FOR(i,0,n){
    ll a,b;
    cin >> a >> b;
    stuff.push_back({b,a});
  }
  FOR(i,0,m){
    ll a,b;
    cin >> a >> b;
    stuff.push_back({b,-a});
  }

  sort(stuff.begin(), stuff.end());
  ll cur = 0;
  FOR(i,0,stuff.size()){
    if (i!=0 && stuff[i][1] * stuff[i-1][1] < 0){
      cur++;
    }
    stuff[i][0] = cur;
  }

  sort(stuff.begin(), stuff.end());
  reverse(stuff.begin(), stuff.end());

  multiset<ll> idk;
  for (auto&i : stuff){

    if (i[1] < 0 && idk.size() > 0){
      profit.push_back(-i[1]-(*idk.begin()));

      idk.erase(*idk.begin());
    }else{
      idk.insert(i[1]);
    }
  }
  sort(profit.begin(), profit.end());
  reverse(profit.begin(), profit.end());
  ll ans = 0;
  FOR(i,0,min((ll) o, (ll) profit.size())){
    ans += profit[i];
  }
  cout << ans;






}

컴파일 시 표준 에러 (stderr) 메시지

hot.cpp: In function 'int main()':
hot.cpp:8:35: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<std::vector<long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    8 | #define FOR(i, x, y) for(ll i=x; i<y; i++)
......
   32 |   FOR(i,0,stuff.size()){
      |       ~~~~~~~~~~~~~~~~             
hot.cpp:32:3: note: in expansion of macro 'FOR'
   32 |   FOR(i,0,stuff.size()){
      |   ^~~

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