#include "meetings.h"
#include <bits/stdc++.h>
using namespace std;
using vi = vector<int>;
map<tuple<int, int, int>, int> Bfq;
int query(int a, int b, int c) {
if(a > b) return query(b, a, c);
if(a > c) return query(c, b, a);
if(b > c) return query(a, c, b);
if(Bfq.count({a, b, c})) return Bfq[{a, b, c}];
int v = Query(a, b, c);
Bfq[{a, b, c}] = v;
return v;
}
#define pb push_back
void bridge(int a, int b) {
Bridge(min(a, b), max(a, b));
}
void solve(int root, const vi& U, mt19937 rng) {
if(U.empty()) return;
map<int, vi> Altii;
vi lant;
int pivot = U[uniform_int_distribution<int>(0, U.size() - 1)(rng)];
lant.pb(pivot);
for(auto it : U) {
if(it == pivot) continue;
int v = query(root, it, pivot);
if(v == it) lant.pb(v);
else Altii[v].pb(it);
}
sort(lant.begin(), lant.end(), [&](auto a, auto b) {
return query(root, a, b) == a;
});
bridge(root, lant[0]);
for(int i = 0; i < lant.size() - 1; ++i)
bridge(lant[i], lant[i+1]);
for(auto &[rn, Un] : Altii)
solve(rn, Un, rng);
}
void Solve(int N) {
Bfq.clear();
mt19937 rng(2);
vi E;
for(int i = 1; i < N; ++i) E.pb(i);
solve(0, E, rng);
}
Compilation message
meetings.cpp: In function 'void solve(int, const vi&, std::mt19937)':
meetings.cpp:39:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
39 | for(int i = 0; i < lant.size() - 1; ++i)
| ~~^~~~~~~~~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
336 KB |
Output is correct |
2 |
Correct |
0 ms |
336 KB |
Output is correct |
3 |
Correct |
0 ms |
336 KB |
Output is correct |
4 |
Correct |
0 ms |
336 KB |
Output is correct |
5 |
Correct |
0 ms |
336 KB |
Output is correct |
6 |
Correct |
0 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
0 ms |
336 KB |
Output is correct |
9 |
Correct |
0 ms |
336 KB |
Output is correct |
10 |
Correct |
1 ms |
336 KB |
Output is correct |
11 |
Correct |
0 ms |
336 KB |
Output is correct |
12 |
Correct |
0 ms |
336 KB |
Output is correct |
13 |
Correct |
0 ms |
336 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
336 KB |
Output is correct |
2 |
Correct |
0 ms |
336 KB |
Output is correct |
3 |
Correct |
0 ms |
336 KB |
Output is correct |
4 |
Correct |
0 ms |
336 KB |
Output is correct |
5 |
Correct |
0 ms |
336 KB |
Output is correct |
6 |
Correct |
0 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
0 ms |
336 KB |
Output is correct |
9 |
Correct |
0 ms |
336 KB |
Output is correct |
10 |
Correct |
1 ms |
336 KB |
Output is correct |
11 |
Correct |
0 ms |
336 KB |
Output is correct |
12 |
Correct |
0 ms |
336 KB |
Output is correct |
13 |
Correct |
0 ms |
336 KB |
Output is correct |
14 |
Correct |
1 ms |
336 KB |
Output is correct |
15 |
Correct |
1 ms |
336 KB |
Output is correct |
16 |
Correct |
1 ms |
336 KB |
Output is correct |
17 |
Correct |
1 ms |
336 KB |
Output is correct |
18 |
Correct |
1 ms |
336 KB |
Output is correct |
19 |
Correct |
1 ms |
336 KB |
Output is correct |
20 |
Correct |
1 ms |
464 KB |
Output is correct |
21 |
Correct |
1 ms |
464 KB |
Output is correct |
22 |
Correct |
1 ms |
464 KB |
Output is correct |
23 |
Correct |
1 ms |
336 KB |
Output is 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 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
336 KB |
Output is correct |
2 |
Correct |
0 ms |
336 KB |
Output is correct |
3 |
Correct |
0 ms |
336 KB |
Output is correct |
4 |
Correct |
0 ms |
336 KB |
Output is correct |
5 |
Correct |
0 ms |
336 KB |
Output is correct |
6 |
Correct |
0 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
0 ms |
336 KB |
Output is correct |
9 |
Correct |
0 ms |
336 KB |
Output is correct |
10 |
Correct |
1 ms |
336 KB |
Output is correct |
11 |
Correct |
0 ms |
336 KB |
Output is correct |
12 |
Correct |
0 ms |
336 KB |
Output is correct |
13 |
Correct |
0 ms |
336 KB |
Output is correct |
14 |
Correct |
1 ms |
336 KB |
Output is correct |
15 |
Correct |
1 ms |
336 KB |
Output is correct |
16 |
Correct |
1 ms |
336 KB |
Output is correct |
17 |
Correct |
1 ms |
336 KB |
Output is correct |
18 |
Correct |
1 ms |
336 KB |
Output is correct |
19 |
Correct |
1 ms |
336 KB |
Output is correct |
20 |
Correct |
1 ms |
464 KB |
Output is correct |
21 |
Correct |
1 ms |
464 KB |
Output is correct |
22 |
Correct |
1 ms |
464 KB |
Output is correct |
23 |
Correct |
1 ms |
336 KB |
Output is 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 |
Correct |
5 ms |
496 KB |
Output is correct |
28 |
Correct |
4 ms |
464 KB |
Output is correct |
29 |
Correct |
5 ms |
464 KB |
Output is correct |
30 |
Correct |
4 ms |
464 KB |
Output is correct |
31 |
Correct |
3 ms |
464 KB |
Output is correct |
32 |
Correct |
5 ms |
592 KB |
Output is correct |
33 |
Correct |
8 ms |
720 KB |
Output is correct |
34 |
Correct |
13 ms |
740 KB |
Output is correct |
35 |
Correct |
11 ms |
720 KB |
Output is correct |
36 |
Correct |
4 ms |
464 KB |
Output is correct |
37 |
Correct |
10 ms |
508 KB |
Output is correct |
38 |
Correct |
10 ms |
596 KB |
Output is correct |
39 |
Correct |
8 ms |
464 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
315 ms |
1572 KB |
Output is correct |
2 |
Correct |
292 ms |
1556 KB |
Output is correct |
3 |
Correct |
357 ms |
1632 KB |
Output is correct |
4 |
Correct |
349 ms |
1692 KB |
Output is correct |
5 |
Correct |
270 ms |
1280 KB |
Output is correct |
6 |
Correct |
235 ms |
1464 KB |
Output is correct |
7 |
Correct |
389 ms |
2308 KB |
Output is correct |
8 |
Correct |
489 ms |
2844 KB |
Output is correct |
9 |
Correct |
524 ms |
3100 KB |
Output is correct |
10 |
Correct |
499 ms |
3044 KB |
Output is correct |
11 |
Correct |
570 ms |
3012 KB |
Output is correct |
12 |
Correct |
352 ms |
1452 KB |
Output is correct |
13 |
Correct |
230 ms |
1392 KB |
Output is correct |
14 |
Correct |
325 ms |
1884 KB |
Output is correct |
15 |
Correct |
308 ms |
1852 KB |
Output is correct |
16 |
Correct |
366 ms |
1860 KB |
Output is correct |
17 |
Correct |
733 ms |
3060 KB |
Output is correct |
18 |
Correct |
444 ms |
1924 KB |
Output is correct |
19 |
Correct |
443 ms |
1840 KB |
Output is correct |
20 |
Correct |
399 ms |
1804 KB |
Output is correct |
21 |
Correct |
406 ms |
2004 KB |
Output is correct |
22 |
Correct |
452 ms |
1824 KB |
Output is correct |
23 |
Correct |
410 ms |
1796 KB |
Output is correct |
24 |
Correct |
420 ms |
1816 KB |
Output is correct |
25 |
Correct |
613 ms |
1876 KB |
Output is correct |
26 |
Correct |
484 ms |
1872 KB |
Output is correct |
27 |
Correct |
526 ms |
1872 KB |
Output is correct |
28 |
Correct |
605 ms |
3048 KB |
Output is correct |
29 |
Correct |
508 ms |
3192 KB |
Output is correct |
30 |
Correct |
518 ms |
3016 KB |
Output is correct |
31 |
Correct |
499 ms |
2912 KB |
Output is correct |
32 |
Correct |
887 ms |
2212 KB |
Output is correct |
33 |
Correct |
791 ms |
1764 KB |
Output is correct |
34 |
Correct |
5 ms |
464 KB |
Output is correct |
35 |
Correct |
5 ms |
492 KB |
Output is correct |
36 |
Correct |
9 ms |
460 KB |
Output is correct |
37 |
Correct |
4 ms |
464 KB |
Output is correct |
38 |
Correct |
5 ms |
464 KB |
Output is correct |
39 |
Correct |
6 ms |
596 KB |
Output is correct |
40 |
Correct |
9 ms |
720 KB |
Output is correct |
41 |
Correct |
10 ms |
756 KB |
Output is correct |
42 |
Correct |
17 ms |
780 KB |
Output is correct |
43 |
Correct |
4 ms |
464 KB |
Output is correct |
44 |
Correct |
15 ms |
476 KB |
Output is correct |
45 |
Correct |
15 ms |
596 KB |
Output is correct |
46 |
Correct |
8 ms |
464 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 |
384 KB |
Output is correct |
53 |
Correct |
1 ms |
464 KB |
Output is correct |
54 |
Correct |
1 ms |
464 KB |
Output is correct |
55 |
Correct |
1 ms |
464 KB |
Output is correct |
56 |
Correct |
1 ms |
336 KB |
Output is correct |
57 |
Correct |
1 ms |
336 KB |
Output is correct |
58 |
Correct |
1 ms |
464 KB |
Output is correct |
59 |
Correct |
1 ms |
336 KB |
Output is correct |
60 |
Correct |
1 ms |
336 KB |
Output is correct |
61 |
Correct |
0 ms |
336 KB |
Output is correct |
62 |
Correct |
1 ms |
336 KB |
Output is correct |
63 |
Correct |
0 ms |
336 KB |
Output is correct |
64 |
Correct |
0 ms |
336 KB |
Output is correct |
65 |
Correct |
0 ms |
336 KB |
Output is correct |
66 |
Correct |
0 ms |
336 KB |
Output is correct |
67 |
Correct |
0 ms |
336 KB |
Output is correct |
68 |
Correct |
0 ms |
336 KB |
Output is correct |
69 |
Correct |
1 ms |
336 KB |
Output is correct |
70 |
Correct |
0 ms |
336 KB |
Output is correct |
71 |
Correct |
1 ms |
336 KB |
Output is correct |
72 |
Correct |
1 ms |
336 KB |
Output is correct |