#include "meetings.h"
#include <bits/stdc++.h>
using namespace std;
void bridge(int u, int v) {
if (u > v) swap(u, v);
assert(u != v);
Bridge(u, v);
}
void solve(vector<int> &T) {
if (T.size() <= 1)
return;
if (T.size() == 2) {
bridge(T[0], T[1]);
return;
}
assert(T[0] != T[1]);
vector<int> path;
map<int, vector<int>> S;
for (int i = 2; i < T.size(); ++i) {
int q = Query(T[0], T[1], T[i]);
if (q != T[0] && q != T[1])
path.push_back(q);
S[q].push_back(T[i]);
}
sort(path.begin(), path.end());
path.resize(unique(path.begin(), path.end()) - path.begin());
sort(path.begin(), path.end(), [&](int u, int v) {return Query(T[0], u, v) == u;});
path.insert(path.begin(), T[0]);
path.push_back(T[1]);
for (int i = 1; i < path.size(); ++i)
bridge(path[i], path[i - 1]);
S[T[0]].push_back(T[0]);
S[T[1]].push_back(T[1]);
for (auto [u, T0]: S) solve(T0);
}
void Solve(int32_t n){
srand(time(NULL));
vector<int> nodes(n);
iota(nodes.begin(), nodes.end(), 0);
mt19937 rng((int64_t) new char);
shuffle(nodes.begin(), nodes.end(), rng);
solve(nodes);
}
Compilation message
meetings.cpp: In function 'void solve(std::vector<int>&)':
meetings.cpp:22:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
22 | for (int i = 2; i < T.size(); ++i) {
| ~~^~~~~~~~~~
meetings.cpp:35:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
35 | for (int i = 1; i < path.size(); ++i)
| ~~^~~~~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
1 ms |
344 KB |
Output is correct |
7 |
Correct |
1 ms |
516 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
13 |
Correct |
0 ms |
344 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
1 ms |
344 KB |
Output is correct |
7 |
Correct |
1 ms |
516 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
13 |
Correct |
0 ms |
344 KB |
Output is correct |
14 |
Correct |
1 ms |
352 KB |
Output is correct |
15 |
Correct |
1 ms |
344 KB |
Output is correct |
16 |
Correct |
1 ms |
344 KB |
Output is correct |
17 |
Correct |
0 ms |
344 KB |
Output is correct |
18 |
Correct |
1 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
344 KB |
Output is correct |
20 |
Correct |
1 ms |
344 KB |
Output is correct |
21 |
Correct |
1 ms |
344 KB |
Output is correct |
22 |
Correct |
1 ms |
344 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 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
1 ms |
344 KB |
Output is correct |
7 |
Correct |
1 ms |
516 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
13 |
Correct |
0 ms |
344 KB |
Output is correct |
14 |
Correct |
1 ms |
352 KB |
Output is correct |
15 |
Correct |
1 ms |
344 KB |
Output is correct |
16 |
Correct |
1 ms |
344 KB |
Output is correct |
17 |
Correct |
0 ms |
344 KB |
Output is correct |
18 |
Correct |
1 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
344 KB |
Output is correct |
20 |
Correct |
1 ms |
344 KB |
Output is correct |
21 |
Correct |
1 ms |
344 KB |
Output is correct |
22 |
Correct |
1 ms |
344 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 |
344 KB |
Output is correct |
28 |
Correct |
3 ms |
344 KB |
Output is correct |
29 |
Correct |
4 ms |
344 KB |
Output is correct |
30 |
Correct |
3 ms |
344 KB |
Output is correct |
31 |
Correct |
2 ms |
344 KB |
Output is correct |
32 |
Correct |
5 ms |
344 KB |
Output is correct |
33 |
Correct |
7 ms |
344 KB |
Output is correct |
34 |
Correct |
6 ms |
344 KB |
Output is correct |
35 |
Correct |
8 ms |
344 KB |
Output is correct |
36 |
Correct |
3 ms |
344 KB |
Output is correct |
37 |
Correct |
8 ms |
344 KB |
Output is correct |
38 |
Correct |
5 ms |
344 KB |
Output is correct |
39 |
Correct |
5 ms |
344 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
180 ms |
700 KB |
Output is correct |
2 |
Correct |
240 ms |
600 KB |
Output is correct |
3 |
Correct |
202 ms |
728 KB |
Output is correct |
4 |
Correct |
179 ms |
668 KB |
Output is correct |
5 |
Correct |
146 ms |
600 KB |
Output is correct |
6 |
Correct |
195 ms |
1012 KB |
Output is correct |
7 |
Correct |
247 ms |
700 KB |
Output is correct |
8 |
Correct |
256 ms |
596 KB |
Output is correct |
9 |
Correct |
256 ms |
668 KB |
Output is correct |
10 |
Correct |
238 ms |
600 KB |
Output is correct |
11 |
Correct |
347 ms |
1000 KB |
Output is correct |
12 |
Correct |
251 ms |
732 KB |
Output is correct |
13 |
Correct |
168 ms |
708 KB |
Output is correct |
14 |
Correct |
204 ms |
696 KB |
Output is correct |
15 |
Correct |
172 ms |
600 KB |
Output is correct |
16 |
Correct |
220 ms |
680 KB |
Output is correct |
17 |
Correct |
265 ms |
600 KB |
Output is correct |
18 |
Correct |
180 ms |
836 KB |
Output is correct |
19 |
Correct |
146 ms |
1040 KB |
Output is correct |
20 |
Correct |
166 ms |
768 KB |
Output is correct |
21 |
Correct |
200 ms |
596 KB |
Output is correct |
22 |
Correct |
230 ms |
696 KB |
Output is correct |
23 |
Correct |
244 ms |
800 KB |
Output is correct |
24 |
Correct |
159 ms |
764 KB |
Output is correct |
25 |
Correct |
148 ms |
708 KB |
Output is correct |
26 |
Correct |
193 ms |
600 KB |
Output is correct |
27 |
Correct |
152 ms |
764 KB |
Output is correct |
28 |
Correct |
320 ms |
784 KB |
Output is correct |
29 |
Correct |
231 ms |
808 KB |
Output is correct |
30 |
Correct |
274 ms |
1064 KB |
Output is correct |
31 |
Correct |
292 ms |
692 KB |
Output is correct |
32 |
Correct |
739 ms |
960 KB |
Output is correct |
33 |
Correct |
402 ms |
948 KB |
Output is correct |
34 |
Correct |
4 ms |
344 KB |
Output is correct |
35 |
Correct |
3 ms |
344 KB |
Output is correct |
36 |
Correct |
3 ms |
344 KB |
Output is correct |
37 |
Correct |
3 ms |
344 KB |
Output is correct |
38 |
Correct |
3 ms |
344 KB |
Output is correct |
39 |
Correct |
4 ms |
344 KB |
Output is correct |
40 |
Correct |
5 ms |
344 KB |
Output is correct |
41 |
Correct |
6 ms |
344 KB |
Output is correct |
42 |
Correct |
6 ms |
344 KB |
Output is correct |
43 |
Correct |
5 ms |
504 KB |
Output is correct |
44 |
Correct |
7 ms |
344 KB |
Output is correct |
45 |
Correct |
5 ms |
344 KB |
Output is correct |
46 |
Correct |
5 ms |
344 KB |
Output is correct |
47 |
Correct |
1 ms |
344 KB |
Output is correct |
48 |
Correct |
1 ms |
344 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 |
1 ms |
344 KB |
Output is correct |
53 |
Correct |
1 ms |
344 KB |
Output is correct |
54 |
Correct |
1 ms |
456 KB |
Output is correct |
55 |
Correct |
1 ms |
344 KB |
Output is correct |
56 |
Correct |
1 ms |
344 KB |
Output is correct |
57 |
Correct |
1 ms |
344 KB |
Output is correct |
58 |
Correct |
1 ms |
344 KB |
Output is correct |
59 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
63 |
Correct |
1 ms |
340 KB |
Output is correct |
64 |
Correct |
1 ms |
344 KB |
Output is correct |
65 |
Correct |
1 ms |
344 KB |
Output is correct |
66 |
Correct |
1 ms |
344 KB |
Output is correct |
67 |
Correct |
1 ms |
344 KB |
Output is correct |
68 |
Correct |
1 ms |
340 KB |
Output is correct |
69 |
Correct |
1 ms |
344 KB |
Output is correct |
70 |
Correct |
1 ms |
500 KB |
Output is correct |
71 |
Correct |
1 ms |
344 KB |
Output is correct |
72 |
Correct |
0 ms |
344 KB |
Output is correct |