Submission #1217029

#	Time	Username	Problem	Language	Result	Execution time	Memory
1217029		nataliaa	Rice Hub (IOI11_ricehub)	C++20	0 / 100	0 ms	320 KiB

ricehub

//#include "ricehub.h"
#include<bits/stdc++.h>
using namespace std;
int besthub(int R, int L, int X[], long long B)
{
    long long ans = 0;
	int l = 0, r = R;
	long long pre[R+1];
	pre[0] = 0;
	for(int i =0; i < R; i++) pre[i+1]=pre[i]+X[i];
	while(l<=r) {
	    int m = (l+r)/2; 
	    bool t = 0;
	    for(int i = 0; i < R ; i++) {
	        if(i+m<=R) {
	            long long cnt = 0;
	            int k = (m+1)/2;
	             cnt+=k*X[i+k] -pre[i+k] + pre[i];
	             cnt+=pre[i+2*k]-pre[k] - k*X[i+k];
	            if(cnt<=B) {
	                t=1;
	                break;
	            }
	        }
	        else break;
	    }
	    if(t) l = m+1;
	    else r= m-1;
	    
	}
	return r;
}

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