#include "meetings.h"
#include <bits/stdc++.h>
using namespace std;
static int tmp;
const int MAXN = 2005;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
int random(int l, int r)
{
return rng() % (r - l + 1) + l;
}
vector <int> Com[MAXN];
void DFS(vector <int> V)
{
if((int)V.size() < 2)
{
return;
}
if((int)V.size() == 2)
{
Bridge(min(V[0], V[1]), max(V[0], V[1]));
return;
}
int root = V[0], ran = V[random(1, (int)V.size() - 1)];
for(auto x : V)
{
Com[x].clear();
}
for(auto x : V)
{
if(x != root and x != ran)
{
Com[Query(root, ran, x)].push_back(x);
}
}
vector <int> Path;
for(auto x : V)
{
if(!Com[x].empty() and x != root and x != ran)
{
Path.push_back(x);
}
}
tmp = root;
sort(Path.begin(), Path.end(), [](int x, int y)
{
return Query(tmp, x, y) == x;
});
if(!Path.empty())
{
Bridge(min(root, Path[0]), max(root, Path[0]));
Bridge(min(Path.back(), ran), max(Path.back(), ran));
}
else
{
Bridge(min(root, ran), max(root, ran));
}
for(int i = 0; i < (int)Path.size(); i++)
{
if(i + 1 < (int)Path.size())
{
Bridge(min(Path[i], Path[i + 1]), max(Path[i], Path[i + 1]));
}
DFS(Com[Path[i]]);
}
Com[root].push_back(root);
Com[ran].push_back(ran);
DFS(Com[root]);
DFS(Com[ran]);
}
void Solve(int N)
{
vector <int> V;
for(int i = 0; i < N; i++)
{
V.push_back(i);
}
DFS(V);
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
328 KB |
Output is correct |
2 |
Correct |
1 ms |
328 KB |
Output is correct |
3 |
Correct |
0 ms |
328 KB |
Output is correct |
4 |
Correct |
1 ms |
328 KB |
Output is correct |
5 |
Correct |
0 ms |
328 KB |
Output is correct |
6 |
Correct |
1 ms |
332 KB |
Output is correct |
7 |
Correct |
1 ms |
328 KB |
Output is correct |
8 |
Correct |
1 ms |
328 KB |
Output is correct |
9 |
Correct |
1 ms |
328 KB |
Output is correct |
10 |
Correct |
1 ms |
276 KB |
Output is correct |
11 |
Correct |
1 ms |
332 KB |
Output is correct |
12 |
Correct |
1 ms |
332 KB |
Output is correct |
13 |
Correct |
0 ms |
336 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
328 KB |
Output is correct |
2 |
Correct |
1 ms |
328 KB |
Output is correct |
3 |
Correct |
0 ms |
328 KB |
Output is correct |
4 |
Correct |
1 ms |
328 KB |
Output is correct |
5 |
Correct |
0 ms |
328 KB |
Output is correct |
6 |
Correct |
1 ms |
332 KB |
Output is correct |
7 |
Correct |
1 ms |
328 KB |
Output is correct |
8 |
Correct |
1 ms |
328 KB |
Output is correct |
9 |
Correct |
1 ms |
328 KB |
Output is correct |
10 |
Correct |
1 ms |
276 KB |
Output is correct |
11 |
Correct |
1 ms |
332 KB |
Output is correct |
12 |
Correct |
1 ms |
332 KB |
Output is correct |
13 |
Correct |
0 ms |
336 KB |
Output is correct |
14 |
Correct |
1 ms |
328 KB |
Output is correct |
15 |
Correct |
1 ms |
328 KB |
Output is correct |
16 |
Correct |
1 ms |
328 KB |
Output is correct |
17 |
Correct |
1 ms |
332 KB |
Output is correct |
18 |
Correct |
1 ms |
332 KB |
Output is correct |
19 |
Correct |
1 ms |
328 KB |
Output is correct |
20 |
Correct |
1 ms |
328 KB |
Output is correct |
21 |
Correct |
1 ms |
328 KB |
Output is correct |
22 |
Correct |
1 ms |
328 KB |
Output is correct |
23 |
Correct |
1 ms |
328 KB |
Output is correct |
24 |
Correct |
1 ms |
328 KB |
Output is correct |
25 |
Correct |
1 ms |
328 KB |
Output is correct |
26 |
Correct |
1 ms |
328 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
328 KB |
Output is correct |
2 |
Correct |
1 ms |
328 KB |
Output is correct |
3 |
Correct |
0 ms |
328 KB |
Output is correct |
4 |
Correct |
1 ms |
328 KB |
Output is correct |
5 |
Correct |
0 ms |
328 KB |
Output is correct |
6 |
Correct |
1 ms |
332 KB |
Output is correct |
7 |
Correct |
1 ms |
328 KB |
Output is correct |
8 |
Correct |
1 ms |
328 KB |
Output is correct |
9 |
Correct |
1 ms |
328 KB |
Output is correct |
10 |
Correct |
1 ms |
276 KB |
Output is correct |
11 |
Correct |
1 ms |
332 KB |
Output is correct |
12 |
Correct |
1 ms |
332 KB |
Output is correct |
13 |
Correct |
0 ms |
336 KB |
Output is correct |
14 |
Correct |
1 ms |
328 KB |
Output is correct |
15 |
Correct |
1 ms |
328 KB |
Output is correct |
16 |
Correct |
1 ms |
328 KB |
Output is correct |
17 |
Correct |
1 ms |
332 KB |
Output is correct |
18 |
Correct |
1 ms |
332 KB |
Output is correct |
19 |
Correct |
1 ms |
328 KB |
Output is correct |
20 |
Correct |
1 ms |
328 KB |
Output is correct |
21 |
Correct |
1 ms |
328 KB |
Output is correct |
22 |
Correct |
1 ms |
328 KB |
Output is correct |
23 |
Correct |
1 ms |
328 KB |
Output is correct |
24 |
Correct |
1 ms |
328 KB |
Output is correct |
25 |
Correct |
1 ms |
328 KB |
Output is correct |
26 |
Correct |
1 ms |
328 KB |
Output is correct |
27 |
Correct |
5 ms |
328 KB |
Output is correct |
28 |
Correct |
6 ms |
328 KB |
Output is correct |
29 |
Correct |
7 ms |
328 KB |
Output is correct |
30 |
Correct |
5 ms |
328 KB |
Output is correct |
31 |
Correct |
7 ms |
328 KB |
Output is correct |
32 |
Correct |
7 ms |
432 KB |
Output is correct |
33 |
Correct |
9 ms |
456 KB |
Output is correct |
34 |
Correct |
10 ms |
328 KB |
Output is correct |
35 |
Correct |
10 ms |
456 KB |
Output is correct |
36 |
Correct |
5 ms |
328 KB |
Output is correct |
37 |
Correct |
10 ms |
456 KB |
Output is correct |
38 |
Correct |
13 ms |
456 KB |
Output is correct |
39 |
Correct |
11 ms |
456 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
413 ms |
624 KB |
Output is correct |
2 |
Correct |
420 ms |
708 KB |
Output is correct |
3 |
Correct |
482 ms |
620 KB |
Output is correct |
4 |
Correct |
408 ms |
740 KB |
Output is correct |
5 |
Correct |
326 ms |
716 KB |
Output is correct |
6 |
Correct |
329 ms |
708 KB |
Output is correct |
7 |
Correct |
492 ms |
676 KB |
Output is correct |
8 |
Correct |
528 ms |
828 KB |
Output is correct |
9 |
Correct |
590 ms |
772 KB |
Output is correct |
10 |
Correct |
640 ms |
808 KB |
Output is correct |
11 |
Correct |
677 ms |
888 KB |
Output is correct |
12 |
Correct |
479 ms |
768 KB |
Output is correct |
13 |
Correct |
303 ms |
724 KB |
Output is correct |
14 |
Correct |
329 ms |
696 KB |
Output is correct |
15 |
Correct |
361 ms |
704 KB |
Output is correct |
16 |
Correct |
459 ms |
712 KB |
Output is correct |
17 |
Correct |
516 ms |
724 KB |
Output is correct |
18 |
Correct |
328 ms |
692 KB |
Output is correct |
19 |
Correct |
368 ms |
824 KB |
Output is correct |
20 |
Correct |
466 ms |
1084 KB |
Output is correct |
21 |
Correct |
463 ms |
960 KB |
Output is correct |
22 |
Correct |
515 ms |
704 KB |
Output is correct |
23 |
Correct |
450 ms |
824 KB |
Output is correct |
24 |
Correct |
445 ms |
832 KB |
Output is correct |
25 |
Correct |
364 ms |
704 KB |
Output is correct |
26 |
Correct |
344 ms |
716 KB |
Output is correct |
27 |
Correct |
352 ms |
712 KB |
Output is correct |
28 |
Correct |
668 ms |
832 KB |
Output is correct |
29 |
Correct |
452 ms |
876 KB |
Output is correct |
30 |
Correct |
468 ms |
776 KB |
Output is correct |
31 |
Correct |
534 ms |
704 KB |
Output is correct |
32 |
Correct |
853 ms |
848 KB |
Output is correct |
33 |
Correct |
732 ms |
836 KB |
Output is correct |
34 |
Correct |
6 ms |
440 KB |
Output is correct |
35 |
Correct |
6 ms |
328 KB |
Output is correct |
36 |
Correct |
7 ms |
328 KB |
Output is correct |
37 |
Correct |
5 ms |
328 KB |
Output is correct |
38 |
Correct |
4 ms |
328 KB |
Output is correct |
39 |
Correct |
5 ms |
328 KB |
Output is correct |
40 |
Correct |
8 ms |
456 KB |
Output is correct |
41 |
Correct |
11 ms |
456 KB |
Output is correct |
42 |
Correct |
10 ms |
328 KB |
Output is correct |
43 |
Correct |
6 ms |
328 KB |
Output is correct |
44 |
Correct |
8 ms |
456 KB |
Output is correct |
45 |
Correct |
8 ms |
456 KB |
Output is correct |
46 |
Correct |
10 ms |
456 KB |
Output is correct |
47 |
Correct |
1 ms |
328 KB |
Output is correct |
48 |
Correct |
1 ms |
328 KB |
Output is correct |
49 |
Correct |
1 ms |
328 KB |
Output is correct |
50 |
Correct |
1 ms |
328 KB |
Output is correct |
51 |
Correct |
1 ms |
328 KB |
Output is correct |
52 |
Correct |
1 ms |
328 KB |
Output is correct |
53 |
Correct |
1 ms |
328 KB |
Output is correct |
54 |
Correct |
1 ms |
328 KB |
Output is correct |
55 |
Correct |
1 ms |
328 KB |
Output is correct |
56 |
Correct |
1 ms |
328 KB |
Output is correct |
57 |
Correct |
1 ms |
328 KB |
Output is correct |
58 |
Correct |
1 ms |
328 KB |
Output is correct |
59 |
Correct |
1 ms |
328 KB |
Output is correct |
60 |
Correct |
0 ms |
328 KB |
Output is correct |
61 |
Correct |
0 ms |
328 KB |
Output is correct |
62 |
Correct |
0 ms |
328 KB |
Output is correct |
63 |
Correct |
0 ms |
328 KB |
Output is correct |
64 |
Correct |
0 ms |
332 KB |
Output is correct |
65 |
Correct |
1 ms |
332 KB |
Output is correct |
66 |
Correct |
1 ms |
336 KB |
Output is correct |
67 |
Correct |
0 ms |
328 KB |
Output is correct |
68 |
Correct |
1 ms |
340 KB |
Output is correct |
69 |
Correct |
1 ms |
328 KB |
Output is correct |
70 |
Correct |
0 ms |
336 KB |
Output is correct |
71 |
Correct |
0 ms |
332 KB |
Output is correct |
72 |
Correct |
0 ms |
332 KB |
Output is correct |