제출 #587044

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
587044		krit3379	휴가 (IOI14_holiday)	C++17	23 / 100	432 ms	1960 KiB

holiday

#include<bits/stdc++.h>
#include"holiday.h"
using namespace std;
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
#define N 100005

long long sum,ans;
priority_queue<long long,vector<long long>,greater<long long>> q;

void add(long long x){
    q.push(x);
    sum+=x;
}

void upd(int k){
    while(!q.empty()&&q.size()>k){
        sum-=q.top();
        q.pop();
    }
}

long long int findMaxAttraction(int n,int st,int d,int a[]){
    int i,j;
    if(n<=3000){
        for(i=0;i<=st;i++){
            sum=0;
            for(j=i;j<st;j++)add(a[j]);
            for(j=st;j<n;j++){
                add(a[j]);
                upd(d-j+i-min(st-i,j-st));
                ans=max(ans,sum);
            }
        }
    }
    else if(st==0){
        sum=0;
        for(i=0;i<n;i++){
            add(a[i]);
            upd(d-i);
            ans=max(ans,sum);
        }
    }
    return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

holiday.cpp: In function 'void upd(int)':
holiday.cpp:17:31: warning: comparison of integer expressions of different signedness: 'std::priority_queue<long long int, std::vector<long long int>, std::greater<long long int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   17 |     while(!q.empty()&&q.size()>k){
      |                       ~~~~~~~~^~

• Subtask 1: 0 / 7
• Subtask 2: 23 / 23
• Subtask 3: 0 / 17
• Subtask 4: 0 / 53