Submission #782795

#	Time	Username	Problem	Language	Result	Execution time	Memory
782795		Sohsoh84	Teams (IOI15_teams)	C++17	34 / 100	4066 ms	46072 KiB

teams

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

using namespace std;

#define debug(x)		cerr << #x << ": " << x << endl;

const int MAXN = 1e6 + 10;

int n, F[MAXN];
vector<int> L[MAXN];

void init(int N, int A[], int B[]) {
	n = N;
	for (int i = 0; i < n; i++)
		L[A[i]].push_back(B[i]);
}

int can(int M, int K[]) {
	for (int i = 0; i < MAXN; i++)
		F[i] = 0;

	int m = M;
	for (int i = 0; i < m; i++)
		F[K[i]]++;	

	priority_queue<int, vector<int>, greater<int>> pq;
	for (int l = 0; l <= n; l++) {
		while (!pq.empty() && pq.top() < l) pq.pop();
		for (int r : L[l]) {
			pq.push(r);
		}

		while (F[l]--) {
			int x = l;
			while (x--) {
				if (pq.empty()) return 0;
				pq.pop();
			}
		}
	}

	return 1;
}

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