236692026-01-27 08:43:28PappMatyasBizonyításcpp17Time limit exceeded 25/501.105s77476 KiB
#include <iostream>
#include <vector>

using namespace std;

vector<vector<int>> v;
vector<bool> done;

static bool Connects(int x, int y)
{
	if (done[x])
	{
		return false;
	}
	if (x == y)
	{
		return true;
	}

	done[x] = true;
	int s = v[x].size();
	for (int i = 0; i < s; i++)
	{
		if (Connects(v[x][i], y))
		{
			v[x].push_back(y);
			return true;
		}
	}
	return false;
}

int main()
{
	ios::sync_with_stdio(false);
	cin.tie(nullptr);

	int n, q;
	cin >> n >> q;
	
	done = vector<bool>(n);

	for (int i = 0; i < n; i++)
	{
		v.push_back(vector<int>{});
	}

	for (int i = 0; i < q; i++)
	{
		int t, x, y;
		cin >> t >> x >> y;

		x--; y--;

		if (t == 2)
		{
			fill(done.begin(), done.end(), false);
			cout << (Connects(x, y) ? "IGEN" : "NEM") << "\n";
		}
		else
		{
			v[x].push_back(y);
		}
	}
}
SubtaskSumTestVerdictTimeMemory
subtask10/0
1Accepted1ms508 KiB
2Time limit exceeded1.093s73480 KiB
subtask210/10
3Accepted3ms568 KiB
4Accepted23ms2240 KiB
5Accepted301ms20792 KiB
6Accepted115ms9776 KiB
7Accepted186ms14900 KiB
8Accepted1ms580 KiB
9Accepted2ms316 KiB
10Accepted29ms3224 KiB
11Accepted141ms12220 KiB
12Accepted243ms17572 KiB
subtask315/15
13Accepted1ms508 KiB
14Accepted2ms508 KiB
15Accepted2ms316 KiB
16Accepted2ms316 KiB
17Accepted1ms316 KiB
18Accepted1ms316 KiB
19Accepted2ms588 KiB
20Accepted2ms332 KiB
21Accepted1ms316 KiB
22Accepted1ms316 KiB
23Accepted1ms316 KiB
24Accepted1ms316 KiB
25Accepted1ms316 KiB
26Accepted1ms316 KiB
27Accepted1ms316 KiB
28Accepted1ms316 KiB
29Accepted1ms316 KiB
30Accepted1ms316 KiB
31Accepted1ms508 KiB
32Accepted1ms316 KiB
33Accepted1ms316 KiB
34Accepted1ms316 KiB
35Accepted1ms508 KiB
36Accepted1ms316 KiB
37Accepted1ms316 KiB
38Accepted1ms316 KiB
subtask40/25
39Accepted1ms508 KiB
40Time limit exceeded1.105s73544 KiB
41Accepted3ms568 KiB
42Accepted23ms2240 KiB
43Accepted301ms20792 KiB
44Accepted115ms9776 KiB
45Accepted186ms14900 KiB
46Accepted1ms580 KiB
47Accepted2ms316 KiB
48Accepted29ms3224 KiB
49Accepted141ms12220 KiB
50Accepted243ms17572 KiB
51Accepted2ms508 KiB
52Accepted2ms316 KiB
53Accepted2ms316 KiB
54Accepted1ms316 KiB
55Accepted1ms316 KiB
56Accepted2ms588 KiB
57Accepted2ms332 KiB
58Accepted1ms316 KiB
59Accepted1ms316 KiB
60Accepted1ms316 KiB
61Accepted1ms316 KiB
62Accepted1ms316 KiB
63Accepted1ms316 KiB
64Accepted1ms316 KiB
65Accepted1ms316 KiB
66Accepted1ms316 KiB
67Accepted1ms316 KiB
68Accepted1ms508 KiB
69Accepted1ms316 KiB
70Accepted1ms316 KiB
71Accepted1ms316 KiB
72Accepted1ms508 KiB
73Accepted1ms316 KiB
74Accepted1ms316 KiB
75Accepted1ms316 KiB
76Accepted305ms12348 KiB
77Accepted79ms5588 KiB
78Time limit exceeded1.105s77476 KiB
79Accepted75ms5940 KiB
80Accepted829ms57972 KiB
81Accepted272ms18992 KiB
82Accepted321ms23428 KiB
83Accepted127ms11248 KiB
84Accepted354ms28316 KiB
85Accepted704ms52488 KiB
86Accepted699ms40184 KiB
87Accepted795ms56488 KiB
88Accepted179ms14388 KiB
89Accepted175ms14656 KiB
90Accepted64ms1076 KiB
91Accepted638ms60988 KiB
92Accepted64ms1080 KiB
93Accepted583ms57352 KiB
94Accepted64ms1076 KiB
95Time limit exceeded1.083s644 KiB
96Time limit exceeded1.078s1076 KiB
97Time limit exceeded1.074s1076 KiB
98Time limit exceeded1.09s564 KiB
99Time limit exceeded1.083s824 KiB
100Time limit exceeded1.087s564 KiB
101Time limit exceeded1.083s644 KiB
102Time limit exceeded1.085s564 KiB
103Time limit exceeded1.082s820 KiB
104Time limit exceeded1.087s564 KiB