#include "meetings.h"
//#pragma GCC optimize("Ofast")
//#pragma GCC optimize("unroll-loops")
#include <bits/stdc++.h>
typedef long long ll;
typedef long double ld;
using namespace std;
#define F first
#define S second
#define pb push_back
#define all(x) (x).begin(), (x).end()
#define SZ(x) (int)(x).size()
mt19937 rnd(228);
int root, n;
bool cmp(int u, int v) {
if (u == v) {
return false;
}
return Query(root, u, v) == u;
}
void add(int a, int b) {
if (a > b) {
swap(a, b);
}
Bridge(a, b);
}
void dfs(int v, vector<int> cur) {
int u = cur[rnd() % SZ(cur)];
vector<vector<int>> have(n);
vector<int> on_path;
for (int i = 0; i < SZ(cur); i++) {
int w = cur[i];
if (w != u) {
int x = Query(u, v, w);
if (x == w) {
on_path.pb(w);
}
else {
have[x].pb(w);
}
}
}
root = v;
if (!on_path.empty()) {
stable_sort(all(on_path), cmp);
add(v, on_path[0]);
for (int i = 0; i + 1 < SZ(on_path); i++) {
add(on_path[i], on_path[i + 1]);
}
add(on_path.back(), u);
}
else {
add(u, v);
}
if (!have[v].empty()) {
dfs(v, have[v]);
}
if (!have[u].empty()) {
dfs(u, have[u]);
}
for (int x : on_path) {
if (!have[x].empty()) {
dfs(x, have[x]);
}
}
}
void Solve(int sz) {
n = sz;
int root = rnd() % n;
vector<int> cur;
for (int i = 0; i < n; i++) {
if (i != root) {
cur.pb(i);
}
}
dfs(root, cur);
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
248 KB |
Output is correct |
2 |
Correct |
5 ms |
376 KB |
Output is correct |
3 |
Correct |
5 ms |
252 KB |
Output is correct |
4 |
Correct |
5 ms |
376 KB |
Output is correct |
5 |
Correct |
5 ms |
376 KB |
Output is correct |
6 |
Correct |
5 ms |
248 KB |
Output is correct |
7 |
Correct |
5 ms |
252 KB |
Output is correct |
8 |
Correct |
5 ms |
376 KB |
Output is correct |
9 |
Correct |
5 ms |
248 KB |
Output is correct |
10 |
Correct |
4 ms |
248 KB |
Output is correct |
11 |
Correct |
5 ms |
248 KB |
Output is correct |
12 |
Correct |
5 ms |
248 KB |
Output is correct |
13 |
Correct |
5 ms |
376 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
248 KB |
Output is correct |
2 |
Correct |
5 ms |
376 KB |
Output is correct |
3 |
Correct |
5 ms |
252 KB |
Output is correct |
4 |
Correct |
5 ms |
376 KB |
Output is correct |
5 |
Correct |
5 ms |
376 KB |
Output is correct |
6 |
Correct |
5 ms |
248 KB |
Output is correct |
7 |
Correct |
5 ms |
252 KB |
Output is correct |
8 |
Correct |
5 ms |
376 KB |
Output is correct |
9 |
Correct |
5 ms |
248 KB |
Output is correct |
10 |
Correct |
4 ms |
248 KB |
Output is correct |
11 |
Correct |
5 ms |
248 KB |
Output is correct |
12 |
Correct |
5 ms |
248 KB |
Output is correct |
13 |
Correct |
5 ms |
376 KB |
Output is correct |
14 |
Correct |
5 ms |
376 KB |
Output is correct |
15 |
Correct |
5 ms |
376 KB |
Output is correct |
16 |
Correct |
5 ms |
380 KB |
Output is correct |
17 |
Correct |
5 ms |
376 KB |
Output is correct |
18 |
Correct |
5 ms |
376 KB |
Output is correct |
19 |
Correct |
5 ms |
376 KB |
Output is correct |
20 |
Correct |
5 ms |
376 KB |
Output is correct |
21 |
Correct |
5 ms |
376 KB |
Output is correct |
22 |
Correct |
5 ms |
376 KB |
Output is correct |
23 |
Correct |
5 ms |
376 KB |
Output is correct |
24 |
Correct |
5 ms |
376 KB |
Output is correct |
25 |
Correct |
5 ms |
376 KB |
Output is correct |
26 |
Correct |
5 ms |
376 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
248 KB |
Output is correct |
2 |
Correct |
5 ms |
376 KB |
Output is correct |
3 |
Correct |
5 ms |
252 KB |
Output is correct |
4 |
Correct |
5 ms |
376 KB |
Output is correct |
5 |
Correct |
5 ms |
376 KB |
Output is correct |
6 |
Correct |
5 ms |
248 KB |
Output is correct |
7 |
Correct |
5 ms |
252 KB |
Output is correct |
8 |
Correct |
5 ms |
376 KB |
Output is correct |
9 |
Correct |
5 ms |
248 KB |
Output is correct |
10 |
Correct |
4 ms |
248 KB |
Output is correct |
11 |
Correct |
5 ms |
248 KB |
Output is correct |
12 |
Correct |
5 ms |
248 KB |
Output is correct |
13 |
Correct |
5 ms |
376 KB |
Output is correct |
14 |
Correct |
5 ms |
376 KB |
Output is correct |
15 |
Correct |
5 ms |
376 KB |
Output is correct |
16 |
Correct |
5 ms |
380 KB |
Output is correct |
17 |
Correct |
5 ms |
376 KB |
Output is correct |
18 |
Correct |
5 ms |
376 KB |
Output is correct |
19 |
Correct |
5 ms |
376 KB |
Output is correct |
20 |
Correct |
5 ms |
376 KB |
Output is correct |
21 |
Correct |
5 ms |
376 KB |
Output is correct |
22 |
Correct |
5 ms |
376 KB |
Output is correct |
23 |
Correct |
5 ms |
376 KB |
Output is correct |
24 |
Correct |
5 ms |
376 KB |
Output is correct |
25 |
Correct |
5 ms |
376 KB |
Output is correct |
26 |
Correct |
5 ms |
376 KB |
Output is correct |
27 |
Correct |
9 ms |
504 KB |
Output is correct |
28 |
Correct |
9 ms |
504 KB |
Output is correct |
29 |
Correct |
10 ms |
376 KB |
Output is correct |
30 |
Correct |
10 ms |
504 KB |
Output is correct |
31 |
Correct |
8 ms |
380 KB |
Output is correct |
32 |
Correct |
11 ms |
504 KB |
Output is correct |
33 |
Correct |
15 ms |
508 KB |
Output is correct |
34 |
Correct |
16 ms |
632 KB |
Output is correct |
35 |
Correct |
15 ms |
632 KB |
Output is correct |
36 |
Correct |
9 ms |
376 KB |
Output is correct |
37 |
Correct |
16 ms |
376 KB |
Output is correct |
38 |
Correct |
14 ms |
436 KB |
Output is correct |
39 |
Correct |
11 ms |
508 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
335 ms |
1400 KB |
Output is correct |
2 |
Correct |
428 ms |
1400 KB |
Output is correct |
3 |
Correct |
436 ms |
1388 KB |
Output is correct |
4 |
Correct |
474 ms |
1332 KB |
Output is correct |
5 |
Correct |
317 ms |
1272 KB |
Output is correct |
6 |
Correct |
302 ms |
1308 KB |
Output is correct |
7 |
Correct |
483 ms |
1924 KB |
Output is correct |
8 |
Correct |
555 ms |
2220 KB |
Output is correct |
9 |
Correct |
510 ms |
2304 KB |
Output is correct |
10 |
Correct |
502 ms |
2532 KB |
Output is correct |
11 |
Correct |
590 ms |
2596 KB |
Output is correct |
12 |
Correct |
372 ms |
956 KB |
Output is correct |
13 |
Correct |
267 ms |
1124 KB |
Output is correct |
14 |
Correct |
334 ms |
1544 KB |
Output is correct |
15 |
Correct |
361 ms |
1660 KB |
Output is correct |
16 |
Correct |
412 ms |
1984 KB |
Output is correct |
17 |
Correct |
543 ms |
2744 KB |
Output is correct |
18 |
Correct |
354 ms |
1716 KB |
Output is correct |
19 |
Correct |
377 ms |
1736 KB |
Output is correct |
20 |
Correct |
554 ms |
1980 KB |
Output is correct |
21 |
Correct |
433 ms |
1656 KB |
Output is correct |
22 |
Correct |
457 ms |
1768 KB |
Output is correct |
23 |
Correct |
521 ms |
1908 KB |
Output is correct |
24 |
Correct |
474 ms |
2108 KB |
Output is correct |
25 |
Correct |
455 ms |
1624 KB |
Output is correct |
26 |
Correct |
432 ms |
1676 KB |
Output is correct |
27 |
Correct |
474 ms |
1880 KB |
Output is correct |
28 |
Correct |
577 ms |
2504 KB |
Output is correct |
29 |
Correct |
461 ms |
2380 KB |
Output is correct |
30 |
Correct |
519 ms |
2636 KB |
Output is correct |
31 |
Correct |
584 ms |
2588 KB |
Output is correct |
32 |
Correct |
696 ms |
1272 KB |
Output is correct |
33 |
Correct |
521 ms |
1148 KB |
Output is correct |
34 |
Correct |
9 ms |
376 KB |
Output is correct |
35 |
Correct |
10 ms |
504 KB |
Output is correct |
36 |
Correct |
9 ms |
376 KB |
Output is correct |
37 |
Correct |
10 ms |
380 KB |
Output is correct |
38 |
Correct |
9 ms |
504 KB |
Output is correct |
39 |
Correct |
11 ms |
504 KB |
Output is correct |
40 |
Correct |
15 ms |
632 KB |
Output is correct |
41 |
Correct |
17 ms |
632 KB |
Output is correct |
42 |
Correct |
15 ms |
632 KB |
Output is correct |
43 |
Correct |
9 ms |
376 KB |
Output is correct |
44 |
Correct |
17 ms |
504 KB |
Output is correct |
45 |
Correct |
17 ms |
632 KB |
Output is correct |
46 |
Correct |
10 ms |
504 KB |
Output is correct |
47 |
Correct |
5 ms |
376 KB |
Output is correct |
48 |
Correct |
5 ms |
376 KB |
Output is correct |
49 |
Correct |
5 ms |
376 KB |
Output is correct |
50 |
Correct |
5 ms |
376 KB |
Output is correct |
51 |
Correct |
5 ms |
376 KB |
Output is correct |
52 |
Correct |
5 ms |
376 KB |
Output is correct |
53 |
Correct |
5 ms |
376 KB |
Output is correct |
54 |
Correct |
5 ms |
376 KB |
Output is correct |
55 |
Correct |
5 ms |
376 KB |
Output is correct |
56 |
Correct |
5 ms |
376 KB |
Output is correct |
57 |
Correct |
5 ms |
376 KB |
Output is correct |
58 |
Correct |
5 ms |
376 KB |
Output is correct |
59 |
Correct |
5 ms |
376 KB |
Output is correct |
60 |
Correct |
5 ms |
248 KB |
Output is correct |
61 |
Correct |
5 ms |
376 KB |
Output is correct |
62 |
Correct |
5 ms |
248 KB |
Output is correct |
63 |
Correct |
5 ms |
376 KB |
Output is correct |
64 |
Correct |
5 ms |
248 KB |
Output is correct |
65 |
Correct |
5 ms |
376 KB |
Output is correct |
66 |
Correct |
5 ms |
376 KB |
Output is correct |
67 |
Correct |
4 ms |
248 KB |
Output is correct |
68 |
Correct |
5 ms |
248 KB |
Output is correct |
69 |
Correct |
5 ms |
248 KB |
Output is correct |
70 |
Correct |
5 ms |
376 KB |
Output is correct |
71 |
Correct |
4 ms |
248 KB |
Output is correct |
72 |
Correct |
5 ms |
376 KB |
Output is correct |