제출 #1034409

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1034409		Zicrus	Teams (IOI15_teams)	C++17	34 / 100	4082 ms	22796 KiB

teams

#include <bits/stdc++.h>
#include "teams.h"
using namespace std;
 
typedef long long ll;
 
ll n;
vector<pair<ll, ll>> a;
 
void init(int n1, int a1[], int b1[]) {
	n = n1;
	a = vector<pair<ll, ll>>(n);
	for (int i = 0; i < n; i++) {
		a[i].first = a1[i];
		a[i].second = b1[i];
	}
	sort(a.begin(), a.end());
	reverse(a.begin(), a.end());
}
 
int can(int m, int k[]) {
	vector<ll> q(m);
	for (int i = 0; i < m; i++) q[i] = k[i];
	sort(q.begin(), q.end());
	reverse(q.begin(), q.end());
 
	vector<bool> used(n);
	vector<ll> red(n);
	for (auto &e : q) {
		ll cnt = e;
		ll id = 0;
		for (int i = red[0]; i < n && cnt; i += 1 + red[i+1]) {
			if (used[i]) {
				red[id]++;
				continue;
			}
			id = i+1;
			pair<ll, ll> &s = a[i];
			if (s.first > e) {
				used[i] = true;
				continue;
			}
			if (s.second >= e) {
				used[i] = true;
				cnt--;
			}
		}
		if (cnt) return 0;
	}
	return 1;
}

컴파일 시 표준 에러 (stderr) 메시지

teams.cpp: In function 'int can(int, int*)':
teams.cpp:32:21: warning: conversion from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' may change value [-Wconversion]
   32 |   for (int i = red[0]; i < n && cnt; i += 1 + red[i+1]) {
      |                     ^
teams.cpp:32:54: warning: conversion from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' may change value [-Wconversion]
   32 |   for (int i = red[0]; i < n && cnt; i += 1 + red[i+1]) {
      |                                                      ^

• Subtask 1: 21 / 21
• Subtask 2: 13 / 13
• Subtask 3: 0 / 43
• Subtask 4: 0 / 23