#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 |
