제출 #361975

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
361975		beksultan04	휴가 (IOI14_holiday)	C++14	0 / 100	75 ms	6380 KiB

holiday

#include"holiday.h"
#ifndef EVAL
#include "grader.cpp"
#endif
#include <bits/stdc++.h>
using namespace std;
#define lol long long
#define pii pair<int,int>
#define pll pair<lol,lol>
#define OK puts("OK");
#define NO puts("NO");
#define YES puts("YES");
#define fr first
#define sc second
#define ret return
#define scanl(a) scanf("%lld",&a);
#define scanll(a,b) scanf("%lld %lld",&a, &b);
#define scanlll(a,b,c) scanf("%lld %lld %lld",&a,&b,&c);
#define scan1(a) scanf("%d",&a);
#define scan2(a,b) scanf("%d %d",&a, &b);
#define scan3(a,b,c) scanf("%d %d %d",&a,&b,&c);
#define all(s) s.begin(),s.end()
#define allr(s) s.rbegin(),s.rend()
#define pb push_back
#define sz(v) (int)v.size()
#define endi puts("");
#define eps 1e-12
int N,strt,q[200001];
lol int findMaxAttraction(int n, int start, int d, int attraction[]){
    lol ans=0,mx=0,i;
    vector <pii> v;
    int m = min(n-1,d);
    set <pii> s,u;
    for (i=0;i<m+1;++i)
        s.insert({attraction[i],i});
    int c = d-m;
    while (c-- && !s.empty()){
        auto tmp = s.end();
        tmp--;
        u.insert(*tmp);
        ans += tmp->fr;
        s.erase(tmp);
    }
    mx = max(ans,mx);
    for (i=m;i>=0;--i){
        if (u.find({attraction[i],i}) != u.end()){
            ans -= attraction[i];
            u.erase({attraction[i],i});
            if (!s.empty()){
                auto tmp = s.end();
                tmp--;
                ans += tmp->fr;
                u.insert(*tmp);
                s.erase(tmp);

            }

        }
        else
            s.erase({attraction[i],i});

        if (!s.empty()){
            auto tmp = s.end();
            tmp--;
            ans += tmp->fr;
            s.erase(tmp);
        }
     }

    ret mx;
}

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