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Submission #735073

# Submission time Handle Problem Language Result Execution time Memory
735073 2023-05-03T13:06:35 Z tigar Rice Hub (IOI11_ricehub) C++14
0 / 100
 12 ms 2512 KB 
#include <bits/stdc++.h>
#include "ricehub.h"

using namespace std;
typedef long long ll;
ll prefs[100010];

ll cost(int l, int r, int *x)
{
    int m=(l+r)/2;
    return prefs[r]-prefs[m]-(r-m)*x[m]+prefs[m]-prefs[l]-(m-l)*x[l];
}

int besthub(int R, int L, int *X, ll B)
{
    prefs[0]=X[0];
    for(int i=1; i<R; i++)prefs[i]=prefs[i-1]+X[i];
    int k=0, ans=0;
    for(int i=0; i<R; i++)
    {
        while(cost(k, i, X)>B)k++;
        ans=max(i-k+1, ans);
    }
    return ans;
}

/*int main()
{
    int r, l, x[100010];
    ll b;
    cin>>r>>l;
    for(int i=0; i<r; i++)cin>>x[i];
    cin>>b;
    cout<<besthub(r, l, x, b);
    return 0;
}*/

Subtask #1
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Incorrect 0 ms 212 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 1 ms 292 KB Output is correct
6 Correct 1 ms 304 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 296 KB Output is correct
10 Correct 1 ms 312 KB Output is correct
11 Incorrect 1 ms 212 KB Output isn't correct
12 Halted 0 ms 0 KB -

Subtask #3
0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Incorrect 1 ms 212 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #4
0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 596 KB Output is correct
2 Correct 3 ms 596 KB Output is correct
3 Correct 12 ms 2512 KB Output is correct
4 Incorrect 12 ms 2476 KB Output isn't correct
5 Halted 0 ms 0 KB -