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Submission #1086956

# Submission time Handle Problem Language Result Execution time Memory
1086956 2024-09-11T21:13:54 Z MrPavlito Rice Hub (IOI11_ricehub) C++17
0 / 100
 10 ms 768 KB 
#include "ricehub.h"
#include <bits/stdc++.h>
//#define int long long
#define pb push_back
#define mp make_pair
#define all(x) (x).begin(),(x).end()
#define fi first
#define sc second
#define endl "\n"
#define pii pair<int,int>


using namespace std;

const int MAXN = 1e5+5;
const int mod7 = 1e9+7;
const long long inf = 1e18;

int n;

int besthub(int R, int L, int X[], long long B)
{
    n = R;
    if(n <= 5000)
    {
        int mx = 0;
        for(int i=0; i<n; i++)
        {
            int l = i;
            int r = i;
            long long trsum = 0;
            while(trsum < B)
            {
                if(l == 0 && r!=n-1 && trsum + (X[r+1] - X[i]) <= B)
                {
                    while(r<n-1)
                    {
                        if(trsum + (X[r+1] - X[i]) <= B)
                        {
                            trsum += (X[++r] - X[i]);
                        }
                        else break;
                    }
                }
                else if(r == n-1 && l!=0 && trsum + (X[i] - X[l-1]) <= B)
                {
                    while(l> 0)
                    {
                        if(trsum + (X[i] - X[l-1]) <= B)
                        {
                            trsum += (X[i] - X[--l]);
                        }
                        else break;
                    }

                }
                else if(l!=0 && r!=n-1 && (X[i] - X[l-1]) > (X[r+1] - X[i]))
                {
                    trsum+=(X[++r] - X[i]);
                }
                else if(l!=0 && r!=n-1)
                {
                    trsum+=(X[i] - X[--l]);
                }
                else break;
            }
            mx = max(mx, r-l+1);
        }
        return mx;
    }
    else
    {
        int l = 0;int r =1;
        int i =0;
        long long trsum = 0;
        int cntr = 0;
        int cntl =0;
        int mx = 0;
        while(r<n)
        {
            while(r<n)
            {
                if(trsum+ X[r] - X[i] <= B)
                {
                    trsum+= X[r++] - X[i];
                    cntr++;
                }
                else if(trsum > B && l<i && X[r] - X[i] < X[i] - X[l] && trsum+ (X[r] - X[i]) - (X[i] - X[l]) <= B)
                {

                    trsum -= (X[i] - X[l]);
                    trsum += (X[r] - X[i]);
                    l++;
                    r++;
                }
                else if(trsum > B && l<i)
                {
                    cntl--;
                    trsum -= (X[i] - X[l++]);
                }
                else break;
            }
            mx = max(mx, r-l);
            i++;
            trsum += (i-l) *1ll * (X[i] - X[i-1]);
            trsum -= (r-i) *1ll * (X[i] - X[i-1]);

        }
        return mx;
    }

}

Subtask #1
0 / 17.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 26.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 344 KB Output is correct
2 Correct 2 ms 348 KB Output is correct
3 Correct 8 ms 768 KB Output is correct
4 Correct 8 ms 604 KB Output is correct
5 Correct 4 ms 604 KB Output is correct
6 Correct 3 ms 604 KB Output is correct
7 Correct 7 ms 604 KB Output is correct
8 Correct 7 ms 604 KB Output is correct
9 Correct 3 ms 604 KB Output is correct
10 Correct 3 ms 604 KB Output is correct
11 Correct 8 ms 768 KB Output is correct
12 Correct 10 ms 604 KB Output is correct
13 Incorrect 4 ms 604 KB Output isn't correct
14 Halted 0 ms 0 KB -