#include"meetings.h"
#include<random>
#include<algorithm>
#include<chrono>
#include<map>
using namespace std;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
vector<int> Subarb[36005];
vector<int> Path[36005];
int nrs;
map<int,int> IndSub[2005];
int rt;
bool cmp(int a, int b)
{
if(a==rt)
return 1;
if(b==rt)
return 0;
int lca=Query(rt,a,b);
return lca==a;
}
void getArb(int root, int subarb)
{
shuffle(Subarb[subarb].begin(),Subarb[subarb].end(),rng);
int nodeOnPath=Subarb[subarb][0];
if(nodeOnPath==root)
nodeOnPath=Subarb[subarb][1];
Path[subarb].clear();
for(auto node:Subarb[subarb])
{
if(node==nodeOnPath || node==root)
continue;
int lca=Query(root,node,nodeOnPath);
if(lca==node)
{
Path[subarb].push_back(node);
}
else
{
if(IndSub[subarb][lca]==0)
{
IndSub[subarb][lca]=++nrs;
}
Subarb[IndSub[subarb][lca]].push_back(node);
}
}
rt=root;
Path[subarb].push_back(root);
Path[subarb].push_back(nodeOnPath);
sort(Path[subarb].begin(),Path[subarb].end(),cmp);
for(int i=0; i<Path[subarb].size(); i++)
{
if(i<=Path[subarb].size()-2)
{
int x=Path[subarb][i];
int y=Path[subarb][i+1];
if(x>y)
swap(x,y);
Bridge(x,y);
}
if(IndSub[subarb][Path[subarb][i]]!=0)
{
Subarb[IndSub[subarb][Path[subarb][i]]].push_back(Path[subarb][i]);
getArb(Path[subarb][i],IndSub[subarb][Path[subarb][i]]);
}
}
}
void Solve(int n)
{
for(int i=0; i<n; i++)
Subarb[0].push_back(i);
getArb(0,0);
}
Compilation message
meetings.cpp: In function 'void getArb(int, int)':
meetings.cpp:60:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0; i<Path[subarb].size(); i++)
~^~~~~~~~~~~~~~~~~~~~
meetings.cpp:62:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if(i<=Path[subarb].size()-2)
~^~~~~~~~~~~~~~~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
2176 KB |
Output is correct |
2 |
Correct |
6 ms |
2176 KB |
Output is correct |
3 |
Correct |
5 ms |
2176 KB |
Output is correct |
4 |
Correct |
5 ms |
2176 KB |
Output is correct |
5 |
Correct |
5 ms |
2176 KB |
Output is correct |
6 |
Correct |
5 ms |
2176 KB |
Output is correct |
7 |
Correct |
5 ms |
2176 KB |
Output is correct |
8 |
Correct |
6 ms |
2176 KB |
Output is correct |
9 |
Correct |
6 ms |
2176 KB |
Output is correct |
10 |
Correct |
6 ms |
2176 KB |
Output is correct |
11 |
Correct |
6 ms |
2176 KB |
Output is correct |
12 |
Correct |
5 ms |
2176 KB |
Output is correct |
13 |
Correct |
6 ms |
2176 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
2176 KB |
Output is correct |
2 |
Correct |
6 ms |
2176 KB |
Output is correct |
3 |
Correct |
5 ms |
2176 KB |
Output is correct |
4 |
Correct |
5 ms |
2176 KB |
Output is correct |
5 |
Correct |
5 ms |
2176 KB |
Output is correct |
6 |
Correct |
5 ms |
2176 KB |
Output is correct |
7 |
Correct |
5 ms |
2176 KB |
Output is correct |
8 |
Correct |
6 ms |
2176 KB |
Output is correct |
9 |
Correct |
6 ms |
2176 KB |
Output is correct |
10 |
Correct |
6 ms |
2176 KB |
Output is correct |
11 |
Correct |
6 ms |
2176 KB |
Output is correct |
12 |
Correct |
5 ms |
2176 KB |
Output is correct |
13 |
Correct |
6 ms |
2176 KB |
Output is correct |
14 |
Correct |
5 ms |
2176 KB |
Output is correct |
15 |
Correct |
6 ms |
2176 KB |
Output is correct |
16 |
Correct |
6 ms |
2176 KB |
Output is correct |
17 |
Correct |
6 ms |
2176 KB |
Output is correct |
18 |
Correct |
6 ms |
2176 KB |
Output is correct |
19 |
Correct |
6 ms |
2176 KB |
Output is correct |
20 |
Correct |
6 ms |
2176 KB |
Output is correct |
21 |
Correct |
6 ms |
2176 KB |
Output is correct |
22 |
Correct |
6 ms |
2176 KB |
Output is correct |
23 |
Correct |
5 ms |
2176 KB |
Output is correct |
24 |
Correct |
5 ms |
2176 KB |
Output is correct |
25 |
Correct |
5 ms |
2176 KB |
Output is correct |
26 |
Correct |
6 ms |
2048 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
2176 KB |
Output is correct |
2 |
Correct |
6 ms |
2176 KB |
Output is correct |
3 |
Correct |
5 ms |
2176 KB |
Output is correct |
4 |
Correct |
5 ms |
2176 KB |
Output is correct |
5 |
Correct |
5 ms |
2176 KB |
Output is correct |
6 |
Correct |
5 ms |
2176 KB |
Output is correct |
7 |
Correct |
5 ms |
2176 KB |
Output is correct |
8 |
Correct |
6 ms |
2176 KB |
Output is correct |
9 |
Correct |
6 ms |
2176 KB |
Output is correct |
10 |
Correct |
6 ms |
2176 KB |
Output is correct |
11 |
Correct |
6 ms |
2176 KB |
Output is correct |
12 |
Correct |
5 ms |
2176 KB |
Output is correct |
13 |
Correct |
6 ms |
2176 KB |
Output is correct |
14 |
Correct |
5 ms |
2176 KB |
Output is correct |
15 |
Correct |
6 ms |
2176 KB |
Output is correct |
16 |
Correct |
6 ms |
2176 KB |
Output is correct |
17 |
Correct |
6 ms |
2176 KB |
Output is correct |
18 |
Correct |
6 ms |
2176 KB |
Output is correct |
19 |
Correct |
6 ms |
2176 KB |
Output is correct |
20 |
Correct |
6 ms |
2176 KB |
Output is correct |
21 |
Correct |
6 ms |
2176 KB |
Output is correct |
22 |
Correct |
6 ms |
2176 KB |
Output is correct |
23 |
Correct |
5 ms |
2176 KB |
Output is correct |
24 |
Correct |
5 ms |
2176 KB |
Output is correct |
25 |
Correct |
5 ms |
2176 KB |
Output is correct |
26 |
Correct |
6 ms |
2048 KB |
Output is correct |
27 |
Correct |
12 ms |
2304 KB |
Output is correct |
28 |
Correct |
10 ms |
2304 KB |
Output is correct |
29 |
Correct |
12 ms |
2176 KB |
Output is correct |
30 |
Correct |
12 ms |
2176 KB |
Output is correct |
31 |
Correct |
10 ms |
2304 KB |
Output is correct |
32 |
Correct |
14 ms |
2304 KB |
Output is correct |
33 |
Correct |
19 ms |
2304 KB |
Output is correct |
34 |
Correct |
22 ms |
2304 KB |
Output is correct |
35 |
Correct |
20 ms |
2304 KB |
Output is correct |
36 |
Correct |
11 ms |
2176 KB |
Output is correct |
37 |
Correct |
19 ms |
2176 KB |
Output is correct |
38 |
Correct |
15 ms |
2176 KB |
Output is correct |
39 |
Correct |
15 ms |
2176 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
561 ms |
2692 KB |
Output is correct |
2 |
Correct |
525 ms |
2680 KB |
Output is correct |
3 |
Correct |
666 ms |
2700 KB |
Output is correct |
4 |
Correct |
558 ms |
2680 KB |
Output is correct |
5 |
Correct |
373 ms |
3064 KB |
Output is correct |
6 |
Correct |
419 ms |
2680 KB |
Output is correct |
7 |
Correct |
649 ms |
2808 KB |
Output is correct |
8 |
Correct |
735 ms |
2936 KB |
Output is correct |
9 |
Correct |
749 ms |
3064 KB |
Output is correct |
10 |
Correct |
657 ms |
2936 KB |
Output is correct |
11 |
Correct |
779 ms |
2808 KB |
Output is correct |
12 |
Correct |
517 ms |
2744 KB |
Output is correct |
13 |
Correct |
314 ms |
2680 KB |
Output is correct |
14 |
Correct |
481 ms |
2808 KB |
Output is correct |
15 |
Correct |
409 ms |
2772 KB |
Output is correct |
16 |
Correct |
475 ms |
2812 KB |
Output is correct |
17 |
Correct |
761 ms |
2964 KB |
Output is correct |
18 |
Correct |
473 ms |
2936 KB |
Output is correct |
19 |
Correct |
430 ms |
2936 KB |
Output is correct |
20 |
Correct |
554 ms |
2888 KB |
Output is correct |
21 |
Correct |
599 ms |
2936 KB |
Output is correct |
22 |
Correct |
608 ms |
2808 KB |
Output is correct |
23 |
Correct |
553 ms |
2764 KB |
Output is correct |
24 |
Correct |
523 ms |
2936 KB |
Output is correct |
25 |
Correct |
561 ms |
2808 KB |
Output is correct |
26 |
Correct |
491 ms |
2808 KB |
Output is correct |
27 |
Correct |
538 ms |
2864 KB |
Output is correct |
28 |
Correct |
820 ms |
3064 KB |
Output is correct |
29 |
Correct |
651 ms |
2832 KB |
Output is correct |
30 |
Correct |
720 ms |
2956 KB |
Output is correct |
31 |
Correct |
744 ms |
3064 KB |
Output is correct |
32 |
Correct |
1325 ms |
2680 KB |
Output is correct |
33 |
Correct |
1086 ms |
2736 KB |
Output is correct |
34 |
Correct |
11 ms |
2176 KB |
Output is correct |
35 |
Correct |
11 ms |
2176 KB |
Output is correct |
36 |
Correct |
11 ms |
2176 KB |
Output is correct |
37 |
Correct |
11 ms |
2176 KB |
Output is correct |
38 |
Correct |
10 ms |
2176 KB |
Output is correct |
39 |
Correct |
13 ms |
2304 KB |
Output is correct |
40 |
Correct |
20 ms |
2304 KB |
Output is correct |
41 |
Correct |
21 ms |
2304 KB |
Output is correct |
42 |
Correct |
20 ms |
2176 KB |
Output is correct |
43 |
Correct |
9 ms |
2176 KB |
Output is correct |
44 |
Correct |
17 ms |
2304 KB |
Output is correct |
45 |
Correct |
15 ms |
2176 KB |
Output is correct |
46 |
Correct |
17 ms |
2176 KB |
Output is correct |
47 |
Correct |
5 ms |
2176 KB |
Output is correct |
48 |
Correct |
6 ms |
2176 KB |
Output is correct |
49 |
Correct |
5 ms |
2176 KB |
Output is correct |
50 |
Correct |
6 ms |
2176 KB |
Output is correct |
51 |
Correct |
5 ms |
2176 KB |
Output is correct |
52 |
Correct |
6 ms |
2176 KB |
Output is correct |
53 |
Correct |
6 ms |
2176 KB |
Output is correct |
54 |
Correct |
5 ms |
2176 KB |
Output is correct |
55 |
Correct |
6 ms |
2176 KB |
Output is correct |
56 |
Correct |
5 ms |
2176 KB |
Output is correct |
57 |
Correct |
5 ms |
2176 KB |
Output is correct |
58 |
Correct |
5 ms |
2176 KB |
Output is correct |
59 |
Correct |
5 ms |
2176 KB |
Output is correct |
60 |
Correct |
5 ms |
2176 KB |
Output is correct |
61 |
Correct |
5 ms |
2176 KB |
Output is correct |
62 |
Correct |
5 ms |
2176 KB |
Output is correct |
63 |
Correct |
5 ms |
2176 KB |
Output is correct |
64 |
Correct |
5 ms |
2176 KB |
Output is correct |
65 |
Correct |
6 ms |
2176 KB |
Output is correct |
66 |
Correct |
6 ms |
2176 KB |
Output is correct |
67 |
Correct |
5 ms |
2176 KB |
Output is correct |
68 |
Correct |
5 ms |
2176 KB |
Output is correct |
69 |
Correct |
5 ms |
2176 KB |
Output is correct |
70 |
Correct |
6 ms |
2176 KB |
Output is correct |
71 |
Correct |
5 ms |
2176 KB |
Output is correct |
72 |
Correct |
5 ms |
2176 KB |
Output is correct |