186242025-10-29 12:16:39ubormaciBizonyításcpp17Time limit exceeded 25/501.093s1764 KiB
#include <iostream>
#include <cstdint>
#include <algorithm>

#include <vector>
#include <set>
#include <map>
#include <queue>

using namespace std;

typedef int32_t ll;

void solve() {

    ll n, q;
    cin >> n >> q;

    vector<vector<ll>> v(n+1);
    for(ll qi = 0; qi < q; qi++) {

        ll type = 0;
        cin >> type;
        if(type == 1) {

            ll from, to;
            cin >> from >> to;
            v[from].push_back(to);

        }else{

            ll from, to;
            cin >> from >> to;

            bool ans = false;

            queue<ll> q;
            q.push(from);
            vector<bool> vis(n+1, false);
            vis[from] = true;
            while(!q.empty()) {

                ll curr = q.front();
                q.pop();

                for(const auto & x : v[curr]) {

                    if(vis[x] == false) {
                        vis[x] = true;
                        q.push(x);
                    }
                }

                if(vis[to]) {
                    break;
                }
            }

            cout << (vis[to] ? "IGEN\n" : "NEM\n");

        }
    
    }

}

int main() {
    
    std::ios_base::sync_with_stdio(false);
    
    solve();
    
    return 0;

}
SubtaskSumTestVerdictTimeMemory
subtask10/0
1Accepted1ms316 KiB
2Accepted637ms1592 KiB
subtask210/10
3Accepted3ms500 KiB
4Accepted12ms508 KiB
5Accepted46ms564 KiB
6Accepted30ms564 KiB
7Accepted48ms544 KiB
8Accepted2ms316 KiB
9Accepted2ms508 KiB
10Accepted14ms468 KiB
11Accepted41ms624 KiB
12Accepted39ms504 KiB
subtask315/15
13Accepted1ms316 KiB
14Accepted2ms500 KiB
15Accepted1ms316 KiB
16Accepted2ms316 KiB
17Accepted1ms316 KiB
18Accepted1ms316 KiB
19Accepted1ms316 KiB
20Accepted1ms316 KiB
21Accepted1ms316 KiB
22Accepted1ms564 KiB
23Accepted2ms316 KiB
24Accepted1ms316 KiB
25Accepted2ms316 KiB
26Accepted2ms508 KiB
27Accepted1ms500 KiB
28Accepted1ms316 KiB
29Accepted2ms316 KiB
30Accepted1ms316 KiB
31Accepted1ms336 KiB
32Accepted1ms316 KiB
33Accepted1ms316 KiB
34Accepted1ms316 KiB
35Accepted1ms500 KiB
36Accepted2ms508 KiB
37Accepted1ms316 KiB
38Accepted1ms316 KiB
subtask40/25
39Accepted1ms316 KiB
40Accepted658ms1764 KiB
41Accepted3ms500 KiB
42Accepted12ms508 KiB
43Accepted46ms564 KiB
44Accepted30ms564 KiB
45Accepted48ms544 KiB
46Accepted2ms316 KiB
47Accepted2ms508 KiB
48Accepted14ms468 KiB
49Accepted41ms624 KiB
50Accepted39ms504 KiB
51Accepted2ms500 KiB
52Accepted1ms316 KiB
53Accepted2ms316 KiB
54Accepted1ms316 KiB
55Accepted1ms316 KiB
56Accepted1ms316 KiB
57Accepted1ms316 KiB
58Accepted1ms316 KiB
59Accepted1ms564 KiB
60Accepted2ms316 KiB
61Accepted1ms316 KiB
62Accepted2ms316 KiB
63Accepted2ms508 KiB
64Accepted1ms500 KiB
65Accepted1ms316 KiB
66Accepted2ms316 KiB
67Accepted1ms316 KiB
68Accepted1ms336 KiB
69Accepted1ms316 KiB
70Accepted1ms316 KiB
71Accepted1ms316 KiB
72Accepted1ms500 KiB
73Accepted2ms508 KiB
74Accepted1ms316 KiB
75Accepted1ms316 KiB
76Accepted190ms716 KiB
77Accepted35ms316 KiB
78Accepted580ms1296 KiB
79Accepted37ms316 KiB
80Accepted358ms1280 KiB
81Accepted184ms820 KiB
82Accepted175ms780 KiB
83Accepted75ms656 KiB
84Accepted166ms820 KiB
85Accepted305ms996 KiB
86Accepted358ms1076 KiB
87Accepted345ms1076 KiB
88Accepted93ms564 KiB
89Accepted93ms564 KiB
90Accepted412ms1240 KiB
91Accepted234ms1332 KiB
92Accepted388ms1076 KiB
93Accepted232ms1080 KiB
94Accepted358ms1076 KiB
95Time limit exceeded1.083s564 KiB
96Time limit exceeded1.08s1016 KiB
97Time limit exceeded1.085s1076 KiB
98Time limit exceeded1.085s564 KiB
99Time limit exceeded1.093s564 KiB
100Time limit exceeded1.08s820 KiB
101Time limit exceeded1.08s820 KiB
102Time limit exceeded1.083s820 KiB
103Time limit exceeded1.085s836 KiB
104Time limit exceeded1.08s876 KiB