#include <bits/stdc++.h>
using namespace std;
#define sz(x) (int)x.size()
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define cmin(a, b) a=min(a, b)
#define cmax(a, b) a=max(a, b)
#define fi first
#define se second
#define pb push_back
#define mp make_pair
#define int long long
void solve();
signed main() {
ios::sync_with_stdio(0); cin.tie(0);
solve();
return 0;
}
vector<vector<int>> vec;
void print() {
cout << sz(vec) << endl;
for (auto &a: vec) {
for (auto &u: a) cout << u << ' ';
cout << endl;
}
cout << endl;
}
void add(vector<int> &a) { vec.pb(a); }
int n, m;
vector<int> a;
vector<vector<int>> adj;
vector<bool> visited;
void dfs(int x) {
visited[x]=1;
for (auto u: adj[x]) if (!visited[u]) {
auto temp=a; temp[x]=0, temp[u]=0;
add(temp);
dfs(u);
add(temp);
}
}
void solve() {
cin >> n >> m; a.clear(), a.resize(n, 0); iota(all(a), 1);
adj.clear(), adj.resize(n);
for (int i=1; i<n; i++) {
int u, v; cin >> u >> v;
adj[u].pb(v), adj[v].pb(u);
}
for (int i=0; i<n; i++) {
visited.clear(), visited.resize(n, 0);
dfs(i);
}
print();
}
# |
결과 |
실행 시간 |
메모리 |
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 |
Partially correct |
132 ms |
21624 KB |
Partially correct |
5 |
Partially correct |
127 ms |
22484 KB |
Partially correct |
# |
결과 |
실행 시간 |
메모리 |
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 |
Incorrect |
2 ms |
504 KB |
If people start at 0 and 1, then they can avoid each other |
5 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
504 KB |
Output is correct |
3 |
Correct |
1 ms |
336 KB |
Output is correct |
4 |
Partially correct |
21 ms |
2896 KB |
Partially correct |
5 |
Partially correct |
131 ms |
21504 KB |
Partially correct |
6 |
Partially correct |
130 ms |
22532 KB |
Partially correct |
7 |
Partially correct |
40 ms |
6224 KB |
Partially correct |
# |
결과 |
실행 시간 |
메모리 |
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 |
Partially correct |
132 ms |
21624 KB |
Partially correct |
5 |
Partially correct |
127 ms |
22484 KB |
Partially correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
504 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Partially correct |
21 ms |
2896 KB |
Partially correct |
10 |
Partially correct |
131 ms |
21504 KB |
Partially correct |
11 |
Partially correct |
130 ms |
22532 KB |
Partially correct |
12 |
Partially correct |
40 ms |
6224 KB |
Partially correct |
13 |
Correct |
1 ms |
504 KB |
Output is correct |
14 |
Correct |
1 ms |
336 KB |
Output is correct |
15 |
Correct |
1 ms |
336 KB |
Output is correct |
16 |
Partially correct |
129 ms |
21504 KB |
Partially correct |
17 |
Partially correct |
123 ms |
22532 KB |
Partially correct |
18 |
Correct |
1 ms |
336 KB |
Output is correct |
19 |
Correct |
1 ms |
336 KB |
Output is correct |
20 |
Partially correct |
18 ms |
2916 KB |
Partially correct |
21 |
Partially correct |
125 ms |
21556 KB |
Partially correct |
22 |
Partially correct |
131 ms |
22528 KB |
Partially correct |
23 |
Partially correct |
39 ms |
6224 KB |
Partially correct |
24 |
Correct |
1 ms |
336 KB |
Output is correct |
25 |
Correct |
1 ms |
336 KB |
Output is correct |
26 |
Correct |
1 ms |
336 KB |
Output is correct |
27 |
Partially correct |
138 ms |
22412 KB |
Partially correct |
28 |
Partially correct |
131 ms |
22500 KB |
Partially correct |
29 |
Partially correct |
161 ms |
22540 KB |
Partially correct |
30 |
Partially correct |
129 ms |
22536 KB |
Partially correct |
31 |
Partially correct |
139 ms |
22528 KB |
Partially correct |
32 |
Partially correct |
140 ms |
22528 KB |
Partially correct |
33 |
Partially correct |
141 ms |
22444 KB |
Partially correct |
34 |
Partially correct |
125 ms |
22528 KB |
Partially correct |
35 |
Partially correct |
133 ms |
22276 KB |
Partially correct |
36 |
Partially correct |
128 ms |
22532 KB |
Partially correct |
37 |
Partially correct |
134 ms |
22528 KB |
Partially correct |
38 |
Partially correct |
137 ms |
22528 KB |
Partially correct |
39 |
Partially correct |
138 ms |
22528 KB |
Partially correct |
40 |
Partially correct |
139 ms |
22528 KB |
Partially correct |
41 |
Partially correct |
131 ms |
22272 KB |
Partially correct |
42 |
Partially correct |
132 ms |
22528 KB |
Partially correct |
43 |
Partially correct |
131 ms |
22528 KB |
Partially correct |
44 |
Partially correct |
131 ms |
22528 KB |
Partially correct |
45 |
Partially correct |
135 ms |
22336 KB |
Partially correct |
46 |
Correct |
1 ms |
336 KB |
Output is correct |
47 |
Correct |
1 ms |
336 KB |
Output is correct |
48 |
Correct |
1 ms |
336 KB |
Output is correct |
49 |
Correct |
1 ms |
336 KB |
Output is correct |
50 |
Correct |
1 ms |
336 KB |
Output is correct |
51 |
Correct |
1 ms |
336 KB |
Output is correct |
52 |
Correct |
1 ms |
336 KB |
Output is correct |
53 |
Correct |
1 ms |
336 KB |
Output is correct |
54 |
Correct |
1 ms |
336 KB |
Output is correct |
55 |
Correct |
1 ms |
336 KB |
Output is correct |
56 |
Correct |
1 ms |
336 KB |
Output is correct |
57 |
Correct |
1 ms |
504 KB |
Output is correct |
58 |
Correct |
2 ms |
336 KB |
Output is correct |
59 |
Correct |
1 ms |
336 KB |
Output is correct |
60 |
Correct |
1 ms |
336 KB |
Output is correct |
61 |
Correct |
1 ms |
336 KB |
Output is correct |
62 |
Correct |
1 ms |
336 KB |
Output is correct |
63 |
Correct |
2 ms |
336 KB |
Output is correct |
64 |
Correct |
1 ms |
336 KB |
Output is correct |
65 |
Correct |
1 ms |
336 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
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 |
Partially correct |
132 ms |
21624 KB |
Partially correct |
5 |
Partially correct |
127 ms |
22484 KB |
Partially correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Incorrect |
2 ms |
504 KB |
If people start at 0 and 1, then they can avoid each other |
10 |
Halted |
0 ms |
0 KB |
- |