제출 #500815

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
500815		beaconmc	Rice Hub (IOI11_ricehub)	C++14	100 / 100	12 ms	1732 KiB

ricehub

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


typedef long long ll;
#define FOR(i, x, y) for(ll i=x; i<y; i++)

using namespace std;
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
  
#define ordered_set tree<ll, null_type,less_equal<ll>, rb_tree_tag,tree_order_statistics_node_update>


int besthub(int R, int L, int X[], ll B){
    ll lo = 0, hi = 0;
    ll ans = 1;
    ll curcost  = 0;
    while (hi<R){
        if (hi==lo) curcost += 0;
        else if ((hi-lo)%2==0) curcost += X[hi] - X[(hi-lo-1)/2+1 + lo];
        else curcost += X[hi] - X[(hi-lo-1)/2 + lo];
        if (curcost>B){
            if ((hi-lo)%2==0) curcost -= X[hi], curcost += X[lo];
            else curcost -= X[hi], curcost+= X[lo];
            lo ++;
        } else hi++;
        ans = max(ans, hi-lo);
    }
    return ans;
}

• Subtask 1: 17 / 17
• Subtask 2: 25 / 25
• Subtask 3: 26 / 26
• Subtask 4: 32 / 32