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Submission #835434

# Submission time Handle Problem Language Result Execution time Memory
835434 2023-08-23T14:28:40 Z TheSahib Counting Mushrooms (IOI20_mushrooms) C++14
56.927 / 100
 9 ms 364 KB 
#include <bits/stdc++.h>
#include "mushrooms.h"

using namespace std;

const int BLOCK = 100;

vector<int> A, B;

int count_mushrooms(int n) {
    if(n <= BLOCK * 2){
        int ans = 1;
        for (int i = 1; i < n; i++)
        {
            ans += use_machine({0, i}) == 0;
        }
        return ans;
    }
    A.push_back(0);
    bool swp = false;
    for (int i = 1; i < BLOCK * 2; ++i)
    {
        bool b = use_machine({0, i}) == 1;
        if(b){
            B.push_back(i);
        }
        else{
            A.push_back(i);
        }
    }
    int ans = A.size();
    int cnt = 0;
    if(A.size() < B.size()) {
        swp = true;
        swap(A, B);
    }
    for (int i = BLOCK * 2; i < n; i += A.size())
    {
        vector<int> v;
        for(int j = i; j < min(n, i + int(A.size())); ++j){
            v.push_back(A[j - i]);
            v.push_back(j);
        }
        cnt += (use_machine(v) + 1) / 2;
    }
    if(!swp){
        cnt = (n - BLOCK * 2) - cnt;
    }
    ans += cnt;
    return ans;
}

Subtask #1
56.927 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 3 ms 208 KB Output is correct
7 Partially correct 5 ms 208 KB Output is partially correct
8 Partially correct 5 ms 332 KB Output is partially correct
9 Partially correct 6 ms 312 KB Output is partially correct
10 Partially correct 7 ms 256 KB Output is partially correct
11 Partially correct 6 ms 208 KB Output is partially correct
12 Partially correct 8 ms 208 KB Output is partially correct
13 Partially correct 6 ms 208 KB Output is partially correct
14 Partially correct 4 ms 208 KB Output is partially correct
15 Partially correct 8 ms 208 KB Output is partially correct
16 Partially correct 8 ms 208 KB Output is partially correct
17 Partially correct 4 ms 208 KB Output is partially correct
18 Partially correct 7 ms 208 KB Output is partially correct
19 Partially correct 7 ms 208 KB Output is partially correct
20 Partially correct 5 ms 208 KB Output is partially correct
21 Partially correct 6 ms 208 KB Output is partially correct
22 Partially correct 7 ms 260 KB Output is partially correct
23 Partially correct 6 ms 208 KB Output is partially correct
24 Partially correct 4 ms 208 KB Output is partially correct
25 Partially correct 6 ms 208 KB Output is partially correct
26 Partially correct 5 ms 304 KB Output is partially correct
27 Partially correct 5 ms 208 KB Output is partially correct
28 Partially correct 5 ms 364 KB Output is partially correct
29 Partially correct 7 ms 208 KB Output is partially correct
30 Partially correct 7 ms 208 KB Output is partially correct
31 Partially correct 7 ms 208 KB Output is partially correct
32 Partially correct 9 ms 308 KB Output is partially correct
33 Partially correct 6 ms 208 KB Output is partially correct
34 Partially correct 9 ms 208 KB Output is partially correct
35 Partially correct 6 ms 208 KB Output is partially correct
36 Partially correct 7 ms 208 KB Output is partially correct
37 Partially correct 6 ms 208 KB Output is partially correct
38 Partially correct 7 ms 208 KB Output is partially correct
39 Partially correct 6 ms 208 KB Output is partially correct
40 Partially correct 7 ms 208 KB Output is partially correct
41 Partially correct 7 ms 208 KB Output is partially correct
42 Partially correct 8 ms 208 KB Output is partially correct
43 Partially correct 7 ms 208 KB Output is partially correct
44 Partially correct 7 ms 208 KB Output is partially correct
45 Partially correct 6 ms 208 KB Output is partially correct
46 Partially correct 8 ms 208 KB Output is partially correct
47 Partially correct 6 ms 208 KB Output is partially correct
48 Partially correct 6 ms 208 KB Output is partially correct
49 Partially correct 6 ms 208 KB Output is partially correct
50 Partially correct 8 ms 208 KB Output is partially correct
51 Partially correct 8 ms 208 KB Output is partially correct
52 Partially correct 7 ms 332 KB Output is partially correct
53 Partially correct 6 ms 208 KB Output is partially correct
54 Partially correct 7 ms 208 KB Output is partially correct
55 Partially correct 8 ms 208 KB Output is partially correct
56 Partially correct 8 ms 208 KB Output is partially correct
57 Partially correct 6 ms 208 KB Output is partially correct
58 Partially correct 7 ms 208 KB Output is partially correct
59 Partially correct 7 ms 208 KB Output is partially correct
60 Partially correct 7 ms 208 KB Output is partially correct
61 Partially correct 8 ms 304 KB Output is partially correct
62 Correct 0 ms 208 KB Output is correct
63 Correct 0 ms 208 KB Output is correct
64 Correct 0 ms 208 KB Output is correct
65 Correct 0 ms 208 KB Output is correct
66 Correct 1 ms 208 KB Output is correct
67 Correct 0 ms 208 KB Output is correct
68 Correct 1 ms 256 KB Output is correct
69 Correct 0 ms 208 KB Output is correct
70 Correct 0 ms 256 KB Output is correct
71 Correct 0 ms 208 KB Output is correct
72 Correct 1 ms 208 KB Output is correct
73 Correct 1 ms 208 KB Output is correct
74 Correct 0 ms 208 KB Output is correct
75 Correct 0 ms 208 KB Output is correct
76 Correct 1 ms 208 KB Output is correct
77 Correct 0 ms 208 KB Output is correct
78 Correct 0 ms 296 KB Output is correct
79 Correct 1 ms 208 KB Output is correct
80 Correct 0 ms 208 KB Output is correct
81 Correct 0 ms 208 KB Output is correct
82 Correct 0 ms 208 KB Output is correct
83 Correct 0 ms 208 KB Output is correct
84 Correct 0 ms 208 KB Output is correct
85 Correct 0 ms 208 KB Output is correct
86 Correct 0 ms 208 KB Output is correct
87 Correct 1 ms 256 KB Output is correct
88 Correct 1 ms 208 KB Output is correct
89 Correct 0 ms 208 KB Output is correct
90 Correct 0 ms 208 KB Output is correct
91 Correct 0 ms 208 KB Output is correct