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Submission #1007977

# Submission time Handle Problem Language Result Execution time Memory
1007977 2024-06-26T04:29:22 Z North1304 Rice Hub (IOI11_ricehub) C++14
100 / 100
 8 ms 3676 KB 
#include "ricehub.h"
#include <bits/stdc++.h>
using namespace std;
const int N = 1e5 + 1;
long long qs[N];
bool solve(int mid,int n,long long t) {
    long long l,r;
    for (int i=(mid+1)/2;i+mid/2<=n;i++) {
        if (mid%2) l = qs[i-1] - qs[max(0, i-mid/2-1)];
        else l = qs[i] - qs[max(0, i-mid/2)];
        r = qs[i+mid/2] - qs[i];
        if (r - l <= t) return true;
    }
    return false;
}
int besthub(int n,int m,int x[],long long t) {
    for (int i=0;i<n;i++) qs[i+1] = qs[i] + x[i];
    int l = 1 , r = n , ans = 0;
    while (l <= r) {
        int mid = (l + r) / 2;
        if (solve(mid, n, t)) l = mid + 1 , ans = mid;
        else r = mid - 1;
    }
    return ans;
}

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2392 KB Output is correct
2 Correct 0 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 0 ms 2396 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 0 ms 2396 KB Output is correct
6 Correct 0 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2392 KB Output is correct
9 Correct 0 ms 2396 KB Output is correct
10 Correct 0 ms 2396 KB Output is correct
11 Correct 0 ms 2396 KB Output is correct
12 Correct 0 ms 2396 KB Output is correct
13 Correct 0 ms 2396 KB Output is correct
14 Correct 0 ms 2396 KB Output is correct
15 Correct 1 ms 2392 KB Output is correct
16 Correct 0 ms 2396 KB Output is correct
17 Correct 0 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2392 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 0 ms 2396 KB Output is correct
22 Correct 0 ms 2396 KB Output is correct
23 Correct 1 ms 2392 KB Output is correct
24 Correct 0 ms 2396 KB Output is correct
25 Correct 0 ms 2396 KB Output is correct
26 Correct 0 ms 2396 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 1 ms 2396 KB Output is correct

Subtask #3
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 0 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 0 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2404 KB Output is correct
13 Correct 0 ms 2396 KB Output is correct
14 Correct 1 ms 2496 KB Output is correct
15 Correct 0 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 0 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 0 ms 2396 KB Output is correct
20 Correct 1 ms 2392 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2500 KB Output is correct
24 Correct 1 ms 2504 KB Output is correct
25 Correct 1 ms 2500 KB Output is correct
26 Correct 1 ms 2396 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 1 ms 2396 KB Output is correct

Subtask #4
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2648 KB Output is correct
2 Correct 2 ms 2648 KB Output is correct
3 Correct 8 ms 3496 KB Output is correct
4 Correct 8 ms 3676 KB Output is correct
5 Correct 4 ms 2904 KB Output is correct
6 Correct 4 ms 2908 KB Output is correct
7 Correct 7 ms 3420 KB Output is correct
8 Correct 7 ms 3420 KB Output is correct
9 Correct 4 ms 2908 KB Output is correct
10 Correct 4 ms 2908 KB Output is correct
11 Correct 8 ms 3676 KB Output is correct
12 Correct 8 ms 3552 KB Output is correct
13 Correct 4 ms 2908 KB Output is correct
14 Correct 4 ms 2904 KB Output is correct
15 Correct 6 ms 3364 KB Output is correct
16 Correct 6 ms 3420 KB Output is correct
17 Correct 8 ms 3416 KB Output is correct
18 Correct 7 ms 3368 KB Output is correct
19 Correct 8 ms 3676 KB Output is correct
20 Correct 8 ms 3628 KB Output is correct