Submission #608617

#	Time	Username	Problem	Language	Result	Execution time	Memory
608617		loctildore	Teams (IOI15_teams)	C++14	34 / 100	4089 ms	12220 KiB

teams

#include "teams.h"
#include <bits/stdc++.h>
using namespace std;
// trans rights
#define ll long long
#define f first
#define s second
#define endl '\n'
#define all(x) begin(x), end(x)
int n;
vector<pair<int,int>> vctr;
void init(int N, int A[], int B[]) {
	n=N;
	for (int i = 0; i < n; i++) {
		vctr.push_back({A[i],B[i]});
	}
	sort(all(vctr));
}

priority_queue<int,vector<int>,greater<int>> pq;
int can(int M, int K[]) {
	int cur=0;
	sort(K,K+M);
	while (pq.size()) {
		pq.pop();
	}
	for (int i = 0; i < M; i++) {
		while (cur<n&&vctr[cur].f<=K[i]) {
			pq.push(vctr[cur++].s);
		}
		while (pq.size()&&pq.top()<K[i]) {
			pq.pop();
		}
		if (pq.size()<K[i]) {
			return 0;
		}
		for (int j = 0; j < K[i]; j++) {
			pq.pop();
		}
	}
	return 1;
}

Compilation message (stderr)

teams.cpp: In function 'int can(int, int*)':
teams.cpp:34:16: warning: comparison of integer expressions of different signedness: 'std::priority_queue<int, std::vector<int>, std::greater<int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   34 |   if (pq.size()<K[i]) {
      |       ~~~~~~~~~^~~~~

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