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Submission #1114965

# Submission time Handle Problem Language Result Execution time Memory
1114965 2024-11-19T21:10:21 Z zsombor Counting Mushrooms (IOI20_mushrooms) C++17
0 / 100
 10 ms 600 KB 
#include "mushrooms.h"
using namespace std;

int x, y, q, l = 3, c, ans;
vector <vector <int>> v(2);
vector <int> u;

int count_mushrooms(int n) {
	v[0].push_back(0);
	v[use_machine({ 0,1 })].push_back(1);
	v[use_machine({ 0,2 })].push_back(2);
	if (v[1].size() >= 2) x = 1;

	for (int i = 3; i < min(n - 1, 201); i += 2) {
		q = use_machine({ v[x][0], i, v[x][1], i + 1 });
		v[(q / 2) ^ x].push_back(i);
		v[(q % 2) ^ x].push_back(i + 1);
		l = i + 2;
	}
	if (v[1].size() > v[0].size()) y = 1;
	ans = v[0].size();

	while (l < n) {
		u = { v[y][0] };
		c = 0;
		while (l < n && c < 100) {
			u.push_back(l++);
			u.push_back(v[y][++c]);
		}
		q = use_machine(u) / 2;
		ans += (y ? q : c - q);
	}
	return ans;
}

Subtask #1
0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 2 ms 336 KB Output is correct
6 Correct 3 ms 336 KB Output is correct
7 Partially correct 8 ms 336 KB Output is partially correct
8 Partially correct 8 ms 336 KB Output is partially correct
9 Partially correct 7 ms 336 KB Output is partially correct
10 Partially correct 7 ms 592 KB Output is partially correct
11 Partially correct 8 ms 336 KB Output is partially correct
12 Partially correct 8 ms 592 KB Output is partially correct
13 Partially correct 6 ms 336 KB Output is partially correct
14 Correct 5 ms 336 KB Output is correct
15 Partially correct 8 ms 592 KB Output is partially correct
16 Partially correct 10 ms 504 KB Output is partially correct
17 Correct 6 ms 592 KB Output is correct
18 Partially correct 7 ms 336 KB Output is partially correct
19 Partially correct 8 ms 336 KB Output is partially correct
20 Partially correct 10 ms 336 KB Output is partially correct
21 Partially correct 8 ms 336 KB Output is partially correct
22 Partially correct 8 ms 336 KB Output is partially correct
23 Partially correct 8 ms 336 KB Output is partially correct
24 Correct 5 ms 336 KB Output is correct
25 Partially correct 8 ms 336 KB Output is partially correct
26 Partially correct 9 ms 336 KB Output is partially correct
27 Partially correct 8 ms 336 KB Output is partially correct
28 Partially correct 7 ms 504 KB Output is partially correct
29 Partially correct 9 ms 336 KB Output is partially correct
30 Partially correct 8 ms 336 KB Output is partially correct
31 Partially correct 7 ms 336 KB Output is partially correct
32 Partially correct 9 ms 336 KB Output is partially correct
33 Partially correct 8 ms 336 KB Output is partially correct
34 Partially correct 7 ms 336 KB Output is partially correct
35 Partially correct 7 ms 336 KB Output is partially correct
36 Partially correct 9 ms 592 KB Output is partially correct
37 Partially correct 7 ms 336 KB Output is partially correct
38 Partially correct 7 ms 336 KB Output is partially correct
39 Partially correct 7 ms 336 KB Output is partially correct
40 Partially correct 8 ms 336 KB Output is partially correct
41 Partially correct 7 ms 600 KB Output is partially correct
42 Partially correct 8 ms 336 KB Output is partially correct
43 Partially correct 10 ms 336 KB Output is partially correct
44 Partially correct 8 ms 336 KB Output is partially correct
45 Partially correct 8 ms 336 KB Output is partially correct
46 Partially correct 7 ms 336 KB Output is partially correct
47 Partially correct 8 ms 336 KB Output is partially correct
48 Partially correct 7 ms 336 KB Output is partially correct
49 Partially correct 9 ms 336 KB Output is partially correct
50 Partially correct 9 ms 336 KB Output is partially correct
51 Partially correct 10 ms 336 KB Output is partially correct
52 Partially correct 9 ms 336 KB Output is partially correct
53 Partially correct 10 ms 336 KB Output is partially correct
54 Partially correct 7 ms 336 KB Output is partially correct
55 Partially correct 9 ms 336 KB Output is partially correct
56 Partially correct 7 ms 336 KB Output is partially correct
57 Partially correct 8 ms 336 KB Output is partially correct
58 Partially correct 7 ms 336 KB Output is partially correct
59 Partially correct 7 ms 336 KB Output is partially correct
60 Partially correct 7 ms 336 KB Output is partially correct
61 Partially correct 8 ms 336 KB Output is partially correct
62 Incorrect 1 ms 336 KB Invalid value 2 in the query array.
63 Halted 0 ms 0 KB -