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Submission #717254

# Submission time Handle Problem Language Result Execution time Memory
717254 2023-04-01T18:01:08 Z TheSahib Rice Hub (IOI11_ricehub) C++14
100 / 100
 94 ms 2540 KB 
#include "ricehub.h"
#include <bits/stdc++.h>

#define ll long long

using namespace std;

int besthub(int R, int L, int X[], long long B)
{
    ll preS[R + 1] = {0};
    for (int i = 1; i <= R; i++)
    {
        preS[i] = preS[i - 1] + X[i - 1];
    }
    
    int ans = 0;
    for (int i = 0; i < R; i++)
    {
        int l = i, r = R - 1;
        while(l <= r){
            int mid = (l + r) / 2;
            int m = (i + mid) / 2;
            int placement = X[m];

            int left = upper_bound(X, X + R, placement) - X - 1;
            ll s = -(preS[left + 1] - preS[i] - 1ll * (left - i + 1) * placement) + 
                    (preS[mid + 1] - preS[left] - 1ll * (mid - left + 1) * placement);
            
            if(s <= B){
                ans = max(ans, (mid - i + 1));
                l = mid + 1;
            }
            else{
                r = mid - 1;
            }
        }
    }
    return ans;
}

Subtask #1
17.0 / 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 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 312 KB Output is correct

Subtask #2
25.0 / 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 0 ms 312 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 316 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 308 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 1 ms 308 KB Output is correct
19 Correct 1 ms 308 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 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 312 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 312 KB Output is correct

Subtask #3
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 312 KB Output is correct
2 Correct 1 ms 316 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 Correct 1 ms 316 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 308 KB Output is correct
10 Correct 1 ms 308 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 1 ms 212 KB Output is correct
17 Correct 1 ms 316 KB Output is correct
18 Correct 1 ms 316 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 324 KB Output is correct
22 Correct 2 ms 340 KB Output is correct
23 Correct 4 ms 340 KB Output is correct
24 Correct 4 ms 320 KB Output is correct
25 Correct 4 ms 340 KB Output is correct
26 Correct 4 ms 340 KB Output is correct
27 Correct 4 ms 340 KB Output is correct
28 Correct 4 ms 328 KB Output is correct

Subtask #4
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 580 KB Output is correct
2 Correct 16 ms 668 KB Output is correct
3 Correct 94 ms 2500 KB Output is correct
4 Correct 93 ms 2540 KB Output is correct
5 Correct 22 ms 1236 KB Output is correct
6 Correct 23 ms 1108 KB Output is correct
7 Correct 51 ms 2240 KB Output is correct
8 Correct 50 ms 2236 KB Output is correct
9 Correct 35 ms 1160 KB Output is correct
10 Correct 34 ms 1108 KB Output is correct
11 Correct 93 ms 2524 KB Output is correct
12 Correct 94 ms 2520 KB Output is correct
13 Correct 45 ms 1236 KB Output is correct
14 Correct 44 ms 1272 KB Output is correct
15 Correct 69 ms 1876 KB Output is correct
16 Correct 68 ms 1940 KB Output is correct
17 Correct 84 ms 2288 KB Output is correct
18 Correct 83 ms 2288 KB Output is correct
19 Correct 88 ms 2380 KB Output is correct
20 Correct 89 ms 2388 KB Output is correct