Submission #1247493

#	Time	Username	Problem	Language	Result	Execution time	Memory
1247493		Almonther	Rice Hub (IOI11_ricehub)	C++20	0 / 100	0 ms	320 KiB

ricehub

#include<bits/stdc++.h>

#define ll long long
#define co cout<<

using namespace std;
// stuff

int besthub(int R,int L,int X[],ll B){
    int mx=0;
    ll pref[R+5]={},suff[R+5]={};
    for(int i=0;i<R;i++) pref[i]=pref[abs(i-1)]+X[i];
    for(int i=R-1;i>=0;i--) suff[i]=suff[i+1]+X[i];
    for(int i=0;i<R;i++){
        for(int j=R-1;j>=i;j--){
            int mid=(i+j)/2;
            ll sum=X[mid]*(mid-i+1)-pref[mid]+suff[mid]-X[mid]*(j-mid+1);
            if(sum<=B) mx=max(mx,j-i+1);
        }
    }
    return mx;
}

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