Submission #493998

#	Time	Username	Problem	Language	Result	Execution time	Memory
493998		FerThugGato12500	Rice Hub (IOI11_ricehub)	C++17	0 / 100	3 ms	588 KiB

ricehub

#include<bits/stdc++.h>
#include "ricehub.h"
using namespace std;

int p[100005];
bool f(int k, int n, long long B){
	if(k==0) return true;
	int med = k/2;
	long long D = 0;
	for(int i = 0; i < k; i++){
		D+=abs(p[med]-p[i]);
	}
	long long d = D;
	for(int l = 1; l+k<=n; l++){
		D-=abs(p[med]-p[l-1]);
		med++;
		D+=abs(p[med]-p[(l+k)-1]);
		d = min(d, D);
	}
	return d <= B;
}
int besthub(int n, int L, int x[], long long B)
{
    for(int i = 0; i < n; i++){
        p[i] = x[i];
    }
	int ini = 0, fin = n;
	while(ini+1<fin){
		int mit = (ini+fin)/2;
		if(f(mit,n,B)){
			ini = mit;
		}else{
			fin = mit-1;
		}
	}
	if(f(fin,n,B)) return fin;
	return ini;
}

• Subtask 1: 0 / 17
• Subtask 2: 0 / 25
• Subtask 3: 0 / 26
• Subtask 4: 0 / 32