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Submission #594343

# Submission time Handle Problem Language Result Execution time Memory
594343 2022-07-12T11:05:38 Z Bench0310 Rice Hub (IOI11_ricehub) C++17
100 / 100
 27 ms 1492 KB 
#include <bits/stdc++.h>
#include "ricehub.h"

using namespace std;
typedef long long ll;

int besthub(int n,int L,int pos[],ll b)
{
    vector<ll> sum(n,0);
    for(int i=0;i<n;i++) sum[i]=(i>0?sum[i-1]:0)+pos[i];
    auto s=[&](int l,int r){return ((r>=0?sum[r]:0)-(l>0?sum[l-1]:0));};
    int res=0;
    for(int i=0;i<n;i++)
    {
        int l=0,r=n;
        while(l<r-1)
        {
            int m=(l+r)/2;
            int cl=m/2;
            int cr=(m+1)/2;
            int x=i-cl;
            int y=i+cr;
            bool ok=0;
            if(0<=x&&y<n) ok=(cl*ll(pos[i])-s(x,i-1)+s(i+1,y)-cr*ll(pos[i])<=b);
            if(ok) l=m;
            else r=m;
        }
        res=max(res,l+1);
    }
    return res;
}

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 312 KB Output is correct
5 Correct 1 ms 316 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 308 KB Output is correct
13 Correct 1 ms 312 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct

Subtask #3
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 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 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 2 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 2 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct

Subtask #4
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 468 KB Output is correct
2 Correct 4 ms 468 KB Output is correct
3 Correct 27 ms 1444 KB Output is correct
4 Correct 23 ms 1428 KB Output is correct
5 Correct 10 ms 812 KB Output is correct
6 Correct 11 ms 852 KB Output is correct
7 Correct 21 ms 1492 KB Output is correct
8 Correct 21 ms 1492 KB Output is correct
9 Correct 10 ms 852 KB Output is correct
10 Correct 10 ms 852 KB Output is correct
11 Correct 22 ms 1388 KB Output is correct
12 Correct 22 ms 1492 KB Output is correct
13 Correct 10 ms 852 KB Output is correct
14 Correct 10 ms 852 KB Output is correct
15 Correct 16 ms 1108 KB Output is correct
16 Correct 16 ms 1108 KB Output is correct
17 Correct 21 ms 1236 KB Output is correct
18 Correct 20 ms 1364 KB Output is correct
19 Correct 22 ms 1392 KB Output is correct
20 Correct 21 ms 1408 KB Output is correct