254332026-02-20 06:46:06LazurAndrasBizonyításcpp17Time limit exceeded 15/501.1s1840 KiB
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define pii pair<int, int>
#define F first
#define S second
#define pb push_back
#define srt(x) x.begin(),x.end()
const int INF = 1e9 + 7;

vector<vector<int>>g;
vector<bool>vis;

void dfs(int v)
{
    vis[v] = 1;
    for(int u : g[v]) if(!vis[u]) dfs(u);
}

signed main(){
    ios::sync_with_stdio(false);cin.tie(nullptr);
    int n, q; cin >> n >> q;
    g.resize(n);
    while(q--)
    {
        int t, x, y; cin >> t >> x >> y;
        if(t == 1) g[--x].pb(--y);
        else
        {
            vis.assign(n, 0);
            dfs(--x);
            cout << (vis[--y] ? "IGEN\n" : "NEM\n");
        }
    }
}
SubtaskSumTestVerdictTimeMemory
subtask10/0
1Accepted1ms316 KiB
2Time limit exceeded1.077s820 KiB
subtask20/10
3Accepted4ms500 KiB
4Accepted71ms480 KiB
5Time limit exceeded1.027s820 KiB
6Accepted564ms820 KiB
7Accepted955ms1076 KiB
8Accepted1ms316 KiB
9Accepted2ms316 KiB
10Accepted115ms564 KiB
11Accepted725ms820 KiB
12Accepted681ms576 KiB
subtask315/15
13Accepted1ms316 KiB
14Accepted2ms316 KiB
15Accepted1ms508 KiB
16Accepted2ms316 KiB
17Accepted1ms316 KiB
18Accepted2ms316 KiB
19Accepted1ms316 KiB
20Accepted1ms508 KiB
21Accepted1ms316 KiB
22Accepted1ms316 KiB
23Accepted1ms316 KiB
24Accepted1ms316 KiB
25Accepted2ms348 KiB
26Accepted1ms316 KiB
27Accepted1ms420 KiB
28Accepted1ms316 KiB
29Accepted1ms508 KiB
30Accepted1ms508 KiB
31Accepted1ms508 KiB
32Accepted1ms316 KiB
33Accepted1ms316 KiB
34Accepted1ms332 KiB
35Accepted1ms316 KiB
36Accepted1ms372 KiB
37Accepted2ms500 KiB
38Accepted2ms508 KiB
subtask40/25
39Accepted1ms316 KiB
40Time limit exceeded1.1s820 KiB
41Accepted4ms500 KiB
42Accepted71ms480 KiB
43Time limit exceeded1.027s820 KiB
44Accepted564ms820 KiB
45Accepted955ms1076 KiB
46Accepted1ms316 KiB
47Accepted2ms316 KiB
48Accepted115ms564 KiB
49Accepted725ms820 KiB
50Accepted681ms576 KiB
51Accepted2ms316 KiB
52Accepted1ms508 KiB
53Accepted2ms316 KiB
54Accepted1ms316 KiB
55Accepted2ms316 KiB
56Accepted1ms316 KiB
57Accepted1ms508 KiB
58Accepted1ms316 KiB
59Accepted1ms316 KiB
60Accepted1ms316 KiB
61Accepted1ms316 KiB
62Accepted2ms348 KiB
63Accepted1ms316 KiB
64Accepted1ms420 KiB
65Accepted1ms316 KiB
66Accepted1ms508 KiB
67Accepted1ms508 KiB
68Accepted1ms508 KiB
69Accepted1ms316 KiB
70Accepted1ms316 KiB
71Accepted1ms332 KiB
72Accepted1ms316 KiB
73Accepted1ms372 KiB
74Accepted2ms500 KiB
75Accepted2ms508 KiB
76Accepted388ms744 KiB
77Accepted143ms508 KiB
78Time limit exceeded1.1s812 KiB
79Accepted162ms564 KiB
80Time limit exceeded1.085s820 KiB
81Accepted998ms820 KiB
82Time limit exceeded1.077s820 KiB
83Accepted925ms1080 KiB
84Time limit exceeded1.077s820 KiB
85Time limit exceeded1.078s820 KiB
86Time limit exceeded1.083s796 KiB
87Time limit exceeded1.085s824 KiB
88Accepted833ms1076 KiB
89Accepted999ms820 KiB
90Accepted64ms1164 KiB
91Time limit exceeded1.077s1820 KiB
92Accepted63ms1144 KiB
93Time limit exceeded1.1s1528 KiB
94Accepted64ms1072 KiB
95Time limit exceeded1.1s844 KiB
96Time limit exceeded1.082s1588 KiB
97Time limit exceeded1.069s1840 KiB
98Time limit exceeded1.083s564 KiB
99Time limit exceeded1.083s1012 KiB
100Time limit exceeded1.085s784 KiB
101Time limit exceeded1.082s820 KiB
102Time limit exceeded1.092s820 KiB
103Time limit exceeded1.09s820 KiB
104Time limit exceeded1.082s784 KiB