제출 #637340

#제출 시각아이디문제언어결과실행 시간메모리
637340MohamedFaresNebili팀들 (IOI15_teams)C++14
0 / 100
4094 ms15196 KiB
#include <bits/stdc++.h> #include "teams.h" using namespace std; const int INF = INT32_MAX; const int batch = 750; vector<pair<int, int>> arr; void init(int N, int A[], int B[]) { for(int i = 0; i < N; i++) { int U = A[i], V = B[i]; arr.push_back({U, V}); } } int can(int M, int K[]) { int N = arr.size(); vector<pair<int, int>> A(M); for(int l = 0; l < M; l++) A[l].second = l, A[l].first = 0; for(int l = 0; l < N; l++) { int U = arr[l].first, V = arr[l].second; for(int i = 0; i < M; i++) { if(K[i] >= U && K[i] <= V) A[i].first++; } } sort(A.begin(), A.end()); int res = 1; vector<bool> vis(N, 0); for(int i = 0; i < M; i++) { int cur = 0; for(int j = 0; j < N && cur < K[A[i].second]; j++) { if(vis[j]) continue; int U = arr[j].first, V = arr[j].second; if(K[A[i].second] >= U && K[A[i].second] <= V) cur++, vis[j] = 1; } res &= (cur == K[A[i].second]); } return res; }

컴파일 시 표준 에러 (stderr) 메시지

teams.cpp: In function 'int can(int, int*)':
teams.cpp:19:33: warning: conversion from 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} to 'int' may change value [-Wconversion]
   19 |                 int N = arr.size();
      |                         ~~~~~~~~^~
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