#include "meetings.h"
#include <bits/stdc++.h>
using namespace std;
mt19937 rnd(time(0));
const int N=2005;
int n;
void ans(int a,int b){
if(a>b)swap(a,b);
Bridge(a,b);
}
void dfs(int k,vector<int> &r){
int sz=r.size();
if(sz==0)return;
int k1=r[rnd()%sz];
vector<int> rec(n),adj[n];
vector<int> path;
for(int j:r){
if(j==k1)continue;
int lca=Query(k,k1,j);
if(lca==j){
rec[j]=1;
path.push_back(j);
}
else{
adj[lca].push_back(j);
}
}
sort(path.begin(),path.end(),[&](int a,int b){return Query(k,a,b)==a;});
path.push_back(k1);
int last=k;
for(int j:path){
ans(last,j);
last=j;
}
for(int j:path){
dfs(j,adj[j]);
}
dfs(k,adj[k]);
}
void Solve(int n1) {
n=n1;
int k=rnd()%n;
vector<int> t;
for(int i=0;i<n;i++){
if(i!=k)t.push_back(i);
}
dfs(k,t);
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
344 KB |
Output is correct |
7 |
Correct |
0 ms |
344 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
0 ms |
344 KB |
Output is correct |
10 |
Correct |
1 ms |
344 KB |
Output is correct |
11 |
Correct |
0 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
0 ms |
344 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
344 KB |
Output is correct |
7 |
Correct |
0 ms |
344 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
0 ms |
344 KB |
Output is correct |
10 |
Correct |
1 ms |
344 KB |
Output is correct |
11 |
Correct |
0 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
0 ms |
344 KB |
Output is correct |
14 |
Correct |
0 ms |
344 KB |
Output is correct |
15 |
Correct |
0 ms |
344 KB |
Output is correct |
16 |
Correct |
0 ms |
344 KB |
Output is correct |
17 |
Correct |
0 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
0 ms |
344 KB |
Output is correct |
20 |
Correct |
1 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
344 KB |
Output is correct |
22 |
Correct |
0 ms |
356 KB |
Output is correct |
23 |
Correct |
1 ms |
344 KB |
Output is correct |
24 |
Correct |
1 ms |
344 KB |
Output is correct |
25 |
Correct |
1 ms |
344 KB |
Output is correct |
26 |
Correct |
1 ms |
344 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
344 KB |
Output is correct |
7 |
Correct |
0 ms |
344 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
0 ms |
344 KB |
Output is correct |
10 |
Correct |
1 ms |
344 KB |
Output is correct |
11 |
Correct |
0 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
0 ms |
344 KB |
Output is correct |
14 |
Correct |
0 ms |
344 KB |
Output is correct |
15 |
Correct |
0 ms |
344 KB |
Output is correct |
16 |
Correct |
0 ms |
344 KB |
Output is correct |
17 |
Correct |
0 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
0 ms |
344 KB |
Output is correct |
20 |
Correct |
1 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
344 KB |
Output is correct |
22 |
Correct |
0 ms |
356 KB |
Output is correct |
23 |
Correct |
1 ms |
344 KB |
Output is correct |
24 |
Correct |
1 ms |
344 KB |
Output is correct |
25 |
Correct |
1 ms |
344 KB |
Output is correct |
26 |
Correct |
1 ms |
344 KB |
Output is correct |
27 |
Correct |
4 ms |
600 KB |
Output is correct |
28 |
Correct |
3 ms |
600 KB |
Output is correct |
29 |
Correct |
4 ms |
592 KB |
Output is correct |
30 |
Correct |
3 ms |
600 KB |
Output is correct |
31 |
Correct |
3 ms |
344 KB |
Output is correct |
32 |
Correct |
4 ms |
600 KB |
Output is correct |
33 |
Correct |
7 ms |
648 KB |
Output is correct |
34 |
Correct |
9 ms |
600 KB |
Output is correct |
35 |
Correct |
9 ms |
640 KB |
Output is correct |
36 |
Correct |
3 ms |
604 KB |
Output is correct |
37 |
Correct |
7 ms |
600 KB |
Output is correct |
38 |
Correct |
7 ms |
600 KB |
Output is correct |
39 |
Correct |
6 ms |
344 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
190 ms |
1500 KB |
Output is correct |
2 |
Correct |
266 ms |
1476 KB |
Output is correct |
3 |
Correct |
269 ms |
1708 KB |
Output is correct |
4 |
Correct |
224 ms |
1460 KB |
Output is correct |
5 |
Correct |
197 ms |
1340 KB |
Output is correct |
6 |
Correct |
225 ms |
1616 KB |
Output is correct |
7 |
Correct |
392 ms |
2212 KB |
Output is correct |
8 |
Correct |
469 ms |
2612 KB |
Output is correct |
9 |
Correct |
476 ms |
2900 KB |
Output is correct |
10 |
Correct |
433 ms |
2852 KB |
Output is correct |
11 |
Correct |
497 ms |
2944 KB |
Output is correct |
12 |
Correct |
250 ms |
1216 KB |
Output is correct |
13 |
Correct |
176 ms |
1296 KB |
Output is correct |
14 |
Correct |
252 ms |
1844 KB |
Output is correct |
15 |
Correct |
279 ms |
1872 KB |
Output is correct |
16 |
Correct |
267 ms |
2108 KB |
Output is correct |
17 |
Correct |
452 ms |
2768 KB |
Output is correct |
18 |
Correct |
309 ms |
2176 KB |
Output is correct |
19 |
Correct |
264 ms |
1872 KB |
Output is correct |
20 |
Correct |
272 ms |
1756 KB |
Output is correct |
21 |
Correct |
246 ms |
1752 KB |
Output is correct |
22 |
Correct |
265 ms |
1872 KB |
Output is correct |
23 |
Correct |
251 ms |
2432 KB |
Output is correct |
24 |
Correct |
261 ms |
1660 KB |
Output is correct |
25 |
Correct |
236 ms |
1872 KB |
Output is correct |
26 |
Correct |
321 ms |
2028 KB |
Output is correct |
27 |
Correct |
259 ms |
2008 KB |
Output is correct |
28 |
Correct |
540 ms |
3036 KB |
Output is correct |
29 |
Correct |
395 ms |
2928 KB |
Output is correct |
30 |
Correct |
451 ms |
2892 KB |
Output is correct |
31 |
Correct |
476 ms |
3184 KB |
Output is correct |
32 |
Correct |
835 ms |
1268 KB |
Output is correct |
33 |
Correct |
393 ms |
1104 KB |
Output is correct |
34 |
Correct |
4 ms |
852 KB |
Output is correct |
35 |
Correct |
3 ms |
596 KB |
Output is correct |
36 |
Correct |
7 ms |
600 KB |
Output is correct |
37 |
Correct |
4 ms |
600 KB |
Output is correct |
38 |
Correct |
3 ms |
344 KB |
Output is correct |
39 |
Correct |
4 ms |
600 KB |
Output is correct |
40 |
Correct |
8 ms |
600 KB |
Output is correct |
41 |
Correct |
9 ms |
676 KB |
Output is correct |
42 |
Correct |
8 ms |
600 KB |
Output is correct |
43 |
Correct |
4 ms |
600 KB |
Output is correct |
44 |
Correct |
10 ms |
344 KB |
Output is correct |
45 |
Correct |
6 ms |
572 KB |
Output is correct |
46 |
Correct |
6 ms |
600 KB |
Output is correct |
47 |
Correct |
0 ms |
344 KB |
Output is correct |
48 |
Correct |
1 ms |
596 KB |
Output is correct |
49 |
Correct |
1 ms |
344 KB |
Output is correct |
50 |
Correct |
1 ms |
344 KB |
Output is correct |
51 |
Correct |
1 ms |
344 KB |
Output is correct |
52 |
Correct |
0 ms |
344 KB |
Output is correct |
53 |
Correct |
1 ms |
344 KB |
Output is correct |
54 |
Correct |
0 ms |
344 KB |
Output is correct |
55 |
Correct |
1 ms |
344 KB |
Output is correct |
56 |
Correct |
0 ms |
344 KB |
Output is correct |
57 |
Correct |
0 ms |
344 KB |
Output is correct |
58 |
Correct |
0 ms |
344 KB |
Output is correct |
59 |
Correct |
0 ms |
344 KB |
Output is correct |
60 |
Correct |
0 ms |
344 KB |
Output is correct |
61 |
Correct |
1 ms |
344 KB |
Output is correct |
62 |
Correct |
0 ms |
344 KB |
Output is correct |
63 |
Correct |
0 ms |
344 KB |
Output is correct |
64 |
Correct |
0 ms |
340 KB |
Output is correct |
65 |
Correct |
1 ms |
344 KB |
Output is correct |
66 |
Correct |
0 ms |
344 KB |
Output is correct |
67 |
Correct |
0 ms |
344 KB |
Output is correct |
68 |
Correct |
1 ms |
344 KB |
Output is correct |
69 |
Correct |
0 ms |
344 KB |
Output is correct |
70 |
Correct |
0 ms |
344 KB |
Output is correct |
71 |
Correct |
0 ms |
344 KB |
Output is correct |
72 |
Correct |
0 ms |
344 KB |
Output is correct |