oj.uz

Submission #959359

# Submission time Handle Problem Language Result Execution time Memory
959359 2024-04-08T05:52:22 Z The_Samurai Counting Mushrooms (IOI20_mushrooms) C++17
25 / 100
 8 ms 696 KB 
#include "mushrooms.h"
#include "bits/stdc++.h"
using namespace std;

int count_mushrooms(int n) {
	vector<int> zeros = {0};
	const int cnt = 40, b = 31;
	for (int l = 1, r = b; l < n and zeros.size() < cnt; l += b, r += b) {
		r = min(r, n - 1);
		vector<int> v = {0};
		for (int i = l; i <= r; i++) v.emplace_back(i);
		int x = use_machine(v);
		if (x == 0) {
			for (int i = l; i <= r; i++) zeros.emplace_back(i);
			continue;
		}
		if (x == 1) {
			if (use_machine({0, l})) continue;
			else zeros.emplace_back(l);
		}
		for (int i = l; i <= r; i++) {
			if (zeros.back() == i) continue;
			if (use_machine({0, i}) == 0) zeros.emplace_back(i);
		}
	}
	if (zeros.size() < cnt) return zeros.size();
	vector<int> unused;
	for (int i = zeros.back() + 1; i < n; i++) unused.emplace_back(i);
	int ans = zeros.size();
	while (!unused.empty()) {
		int ln = min(unused.size(), zeros.size());
		vector<int> v;
		for (int i = 0; i < ln; i++) {
			v.emplace_back(zeros[i]);
			v.emplace_back(unused.back());
			unused.pop_back();
		}
		ans += ln - (use_machine(v) + 1) / 2;
	}
	return ans;
}

// 0 -> 3
// 2 -

Subtask #1
25.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 440 KB Output is correct
6 Correct 1 ms 444 KB Output is correct
7 Partially correct 6 ms 444 KB Output is partially correct
8 Partially correct 5 ms 444 KB Output is partially correct
9 Partially correct 5 ms 440 KB Output is partially correct
10 Partially correct 5 ms 444 KB Output is partially correct
11 Partially correct 5 ms 440 KB Output is partially correct
12 Partially correct 6 ms 448 KB Output is partially correct
13 Partially correct 8 ms 444 KB Output is partially correct
14 Partially correct 3 ms 548 KB Output is partially correct
15 Partially correct 6 ms 440 KB Output is partially correct
16 Partially correct 6 ms 444 KB Output is partially correct
17 Partially correct 3 ms 548 KB Output is partially correct
18 Partially correct 7 ms 448 KB Output is partially correct
19 Partially correct 6 ms 436 KB Output is partially correct
20 Partially correct 6 ms 440 KB Output is partially correct
21 Partially correct 6 ms 444 KB Output is partially correct
22 Partially correct 6 ms 440 KB Output is partially correct
23 Partially correct 5 ms 444 KB Output is partially correct
24 Partially correct 3 ms 548 KB Output is partially correct
25 Partially correct 5 ms 440 KB Output is partially correct
26 Partially correct 6 ms 444 KB Output is partially correct
27 Partially correct 6 ms 440 KB Output is partially correct
28 Partially correct 7 ms 448 KB Output is partially correct
29 Partially correct 6 ms 444 KB Output is partially correct
30 Partially correct 6 ms 444 KB Output is partially correct
31 Partially correct 7 ms 444 KB Output is partially correct
32 Partially correct 6 ms 696 KB Output is partially correct
33 Partially correct 5 ms 444 KB Output is partially correct
34 Partially correct 7 ms 448 KB Output is partially correct
35 Partially correct 5 ms 448 KB Output is partially correct
36 Partially correct 6 ms 448 KB Output is partially correct
37 Partially correct 6 ms 444 KB Output is partially correct
38 Partially correct 6 ms 444 KB Output is partially correct
39 Partially correct 6 ms 440 KB Output is partially correct
40 Partially correct 6 ms 440 KB Output is partially correct
41 Partially correct 5 ms 444 KB Output is partially correct
42 Partially correct 5 ms 440 KB Output is partially correct
43 Partially correct 5 ms 440 KB Output is partially correct
44 Partially correct 5 ms 440 KB Output is partially correct
45 Partially correct 8 ms 444 KB Output is partially correct
46 Partially correct 7 ms 436 KB Output is partially correct
47 Partially correct 5 ms 440 KB Output is partially correct
48 Partially correct 6 ms 444 KB Output is partially correct
49 Partially correct 6 ms 440 KB Output is partially correct
50 Partially correct 7 ms 444 KB Output is partially correct
51 Partially correct 6 ms 448 KB Output is partially correct
52 Partially correct 7 ms 448 KB Output is partially correct
53 Partially correct 6 ms 440 KB Output is partially correct
54 Partially correct 6 ms 448 KB Output is partially correct
55 Partially correct 7 ms 440 KB Output is partially correct
56 Partially correct 6 ms 444 KB Output is partially correct
57 Partially correct 5 ms 444 KB Output is partially correct
58 Partially correct 6 ms 448 KB Output is partially correct
59 Partially correct 5 ms 448 KB Output is partially correct
60 Partially correct 5 ms 448 KB Output is partially correct
61 Partially correct 5 ms 448 KB Output is partially correct
62 Correct 1 ms 344 KB Output is correct
63 Correct 0 ms 344 KB Output is correct
64 Correct 0 ms 344 KB Output is correct
65 Correct 0 ms 344 KB Output is correct
66 Correct 0 ms 596 KB Output is correct
67 Correct 0 ms 344 KB Output is correct
68 Correct 0 ms 344 KB Output is correct
69 Correct 0 ms 344 KB Output is correct
70 Correct 0 ms 344 KB Output is correct
71 Correct 1 ms 344 KB Output is correct
72 Correct 0 ms 344 KB Output is correct
73 Correct 0 ms 344 KB Output is correct
74 Correct 0 ms 344 KB Output is correct
75 Correct 1 ms 344 KB Output is correct
76 Correct 0 ms 344 KB Output is correct
77 Correct 0 ms 344 KB Output is correct
78 Correct 0 ms 344 KB Output is correct
79 Correct 1 ms 344 KB Output is correct
80 Correct 1 ms 344 KB Output is correct
81 Correct 0 ms 344 KB Output is correct
82 Correct 1 ms 344 KB Output is correct
83 Correct 0 ms 344 KB Output is correct
84 Correct 0 ms 424 KB Output is correct
85 Correct 0 ms 344 KB Output is correct
86 Correct 1 ms 344 KB Output is correct
87 Correct 0 ms 344 KB Output is correct
88 Correct 0 ms 344 KB Output is correct
89 Correct 0 ms 344 KB Output is correct
90 Correct 0 ms 344 KB Output is correct
91 Correct 1 ms 344 KB Output is correct