제출 #432787

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
432787		REALITYNB	휴가 (IOI14_holiday)	C++17	0 / 100	5054 ms	6212 KiB

holiday

#include <bits/stdc++.h>
#include "holiday.h"
using namespace std;
long long findMaxAttraction(int n , int start , int d , int* a){
    #define int long long
    int ans = 0 ;
    for(int i=start;i<n;i++){
        multiset<int> el ;
        for(int j=start;j<=i;j++) el.insert(a[j])  ;
        int sum = 0;
        int rest = d-(i-start+1) ;
        if(rest<0) break ;
        while(el.size()>rest)
            el.erase(el.begin());
        for(int x: el) sum+=x ;
        ans=max(ans,sum) ;
       // cout << i << " "<< sum << endl ;
        for(int j=start-1;j>-1;--j){
            rest = d-(min(start-j,i-start)*2+max(start-j,i-start));
            //cout << i << " "<< j << " "<< rest << endl ;
            if(rest<0) break ;
            el.insert(a[j]) ;
            sum+=a[j] ;
            while(el.size()>rest){
                sum-=*el.begin();
                el.erase(el.begin()) ;
            }
            //cout << i << " "<< j << " "<< rest << " " << sum  << endl ;
            ans=max(ans,sum) ;
        }
    }
    return ans ;
    #undef int
}
/*int main(){
    int a[5]= {10,2,20,30,1} ;
    cout << findMaxAttraction(5,2,7,a) ;
    return 0 ;
}
*/

컴파일 시 표준 에러 (stderr) 메시지

holiday.cpp: In function 'long long int findMaxAttraction(int, int, int, int*)':
holiday.cpp:13:24: warning: comparison of integer expressions of different signedness: 'std::multiset<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   13 |         while(el.size()>rest)
      |               ~~~~~~~~~^~~~~
holiday.cpp:24:28: warning: comparison of integer expressions of different signedness: 'std::multiset<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   24 |             while(el.size()>rest){
      |                   ~~~~~~~~~^~~~~

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