제출 #1107083

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1107083		Aviansh	팀들 (IOI15_teams)	C++17	34 / 100	4061 ms	20008 KiB

teams

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

using namespace std;
vector<int> nums[100005];
int nr;

void init(int n, int a[], int b[]) {
    nr=n;
    for(int i = 0;i<n;i++){
        nums[a[i]].push_back(b[i]);
    }
}

int can(int m, int k[]) {
    int knum[100005];
    fill(knum,knum+100005,0);
    long long sm = 0;
    for(int i = 0;i<m;i++){
        knum[k[i]]++;
        sm+=k[i];
    }
    if(sm>nr){
        return 0;
    }
    priority_queue<int,vector<int>,greater<int>>pq;
    for(int i = 0;i<100005;i++){
        for(int e : nums[i]){
            pq.push(e);
        }
        if(pq.size()<knum[i]*i){
            return 0;
        }
        else{
            for(int j = 0;j<knum[i];j++){
                for(int k = 0;k<i;k++){
                    pq.pop();
                }
            }
        }
        while(pq.size()&&pq.top()==i){
            pq.pop();
        }
    }
	return 1;
}

컴파일 시 표준 에러 (stderr) 메시지

teams.cpp: In function 'int can(int, int*)':
teams.cpp:31:21: 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]
   31 |         if(pq.size()<knum[i]*i){
      |            ~~~~~~~~~^~~~~~~~~~
teams.cpp:36:25: warning: declaration of 'int k' shadows a parameter [-Wshadow]
   36 |                 for(int k = 0;k<i;k++){
      |                         ^
teams.cpp:15:20: note: shadowed declaration is here
   15 | int can(int m, int k[]) {
      |                ~~~~^~~

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