Submission #1327852

#	Time	Username	Problem	Language	Result	Execution time	Memory
1327852		arman.khachatryan	Rice Hub (IOI11_ricehub)	C++20	68 / 100	8 ms	1336 KiB

ricehub

#include <bits/stdc++.h>
using namespace std;
long long besthub(int r, int l, int* a, long long b){
    long long pref[r+1];
    pref[0]=0;
    pref[1]=a[0];
    for(int i=2; i<=r; i++){
        pref[i]=pref[i-1]+a[i-1];
    }
    int j=0;
    long long cur, ans=1;
    for(int i=0; i<r; i++){
        while(j<=i){
            int mid=(i+j)/2;
            cur=(mid-j)*a[mid]-(pref[mid]-pref[j]);
            cur+=pref[i+1]-pref[mid+1]-(i-mid)*a[mid];
            if(cur>b){
                j++;
            }else{
                ans=max((i-j+1)*1LL, ans);
                break;
            }
        }
        
    }
    return ans;
}

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