#include "meetings.h"
#include <bits/stdc++.h>
#define st first
#define nd second
#define mp make_pair
#define pb push_back
#define mod 1000000007
#define inf 1000000009
#define MAXN 2005
using namespace std;
typedef long long ll;
typedef pair < int , int > ii;
typedef vector < int > vi;
typedef set < int > si;
#define siter set < int > :: iterator
int n, u[MAXN], say[MAXN];
set < int > s[MAXN], kal;
ii mx;
int sor(int x, int y, int z){
if(x == y)return x;
if(z == y)return z;
if(x == z)return x;
return Query(x - 1, y - 1, z - 1) + 1;
}
void hazirla(int node, int par){
say[node] = 1;
for(siter it = s[node].begin(); it != s[node].end(); it++)
if(*it != par and !u[*it]){
hazirla(*it, node);
say[node] += say[*it];
}
}
void dfs(int node, int par){
// cout << par << " -> " << node << endl;
if(par)
Bridge(min(par, node) - 1, max(par, node) - 1);
for(siter it = s[node].begin(); it != s[node].end(); it++)
if(*it != par){
dfs(*it, node);
}
}
void ekle(int x, int y){
s[x].insert(y);
s[y].insert(x);
// cout << x << " " << y << " geldi" << endl;
}
void centbul(int node, int x){
hazirla(node, 0);
int par = 0, t = say[node], f = 1;
while(f){
f = 0;
mx = mp(0, 0);
for(siter it = s[node].begin(); it != s[node].end(); it++)
if(!u[*it] and *it != par)
mx = max(mx, mp(say[*it], *it));
if(mx.st > t/2){
f = 1;
par = node;
node = mx.nd;
}
}
// cout << x << " " << node << " " << mx.nd << " = ";
if(!mx.nd){
ekle(node, x);
kal.erase(x);
return;
}
int y = sor(x, node, mx.nd);
// cout << y << endl;
if(y == node){
u[mx.nd] = 1;
centbul(node, x);
return;
}
if(y == mx.nd){
u[node] = 1;
centbul(mx.nd, x);
return;
}
// cout << node << " " << mx.nd << "gitti " << endl;
s[node].erase(mx.nd);
s[mx.nd].erase(node);
ekle(node, y);
ekle(mx.nd, y);
if(y != x)
ekle(x, y);
kal.erase(x);
kal.erase(y);
}
void Solve(int nn) {n = nn;
ekle(1, 2);
for(int i = 3; i <= n; i++)
kal.insert(i);
while(!kal.empty()){
int x = *kal.begin();
memset(u, 0, sizeof u);
centbul(1, x);
}
dfs(1, 0);
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
504 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
376 KB |
Output is correct |
5 |
Correct |
2 ms |
548 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
504 KB |
Output is correct |
10 |
Correct |
2 ms |
504 KB |
Output is correct |
11 |
Correct |
2 ms |
504 KB |
Output is correct |
12 |
Correct |
2 ms |
376 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
504 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
376 KB |
Output is correct |
5 |
Correct |
2 ms |
548 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
504 KB |
Output is correct |
10 |
Correct |
2 ms |
504 KB |
Output is correct |
11 |
Correct |
2 ms |
504 KB |
Output is correct |
12 |
Correct |
2 ms |
376 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
2 ms |
504 KB |
Output is correct |
15 |
Correct |
2 ms |
504 KB |
Output is correct |
16 |
Correct |
2 ms |
504 KB |
Output is correct |
17 |
Correct |
2 ms |
376 KB |
Output is correct |
18 |
Correct |
2 ms |
376 KB |
Output is correct |
19 |
Correct |
2 ms |
376 KB |
Output is correct |
20 |
Correct |
2 ms |
376 KB |
Output is correct |
21 |
Correct |
2 ms |
376 KB |
Output is correct |
22 |
Correct |
2 ms |
376 KB |
Output is correct |
23 |
Correct |
2 ms |
376 KB |
Output is correct |
24 |
Correct |
2 ms |
376 KB |
Output is correct |
25 |
Correct |
2 ms |
504 KB |
Output is correct |
26 |
Correct |
2 ms |
504 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
504 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
376 KB |
Output is correct |
5 |
Correct |
2 ms |
548 KB |
Output is correct |
6 |
Correct |
2 ms |
376 KB |
Output is correct |
7 |
Correct |
2 ms |
376 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
504 KB |
Output is correct |
10 |
Correct |
2 ms |
504 KB |
Output is correct |
11 |
Correct |
2 ms |
504 KB |
Output is correct |
12 |
Correct |
2 ms |
376 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
2 ms |
504 KB |
Output is correct |
15 |
Correct |
2 ms |
504 KB |
Output is correct |
16 |
Correct |
2 ms |
504 KB |
Output is correct |
17 |
Correct |
2 ms |
376 KB |
Output is correct |
18 |
Correct |
2 ms |
376 KB |
Output is correct |
19 |
Correct |
2 ms |
376 KB |
Output is correct |
20 |
Correct |
2 ms |
376 KB |
Output is correct |
21 |
Correct |
2 ms |
376 KB |
Output is correct |
22 |
Correct |
2 ms |
376 KB |
Output is correct |
23 |
Correct |
2 ms |
376 KB |
Output is correct |
24 |
Correct |
2 ms |
376 KB |
Output is correct |
25 |
Correct |
2 ms |
504 KB |
Output is correct |
26 |
Correct |
2 ms |
504 KB |
Output is correct |
27 |
Correct |
9 ms |
504 KB |
Output is correct |
28 |
Correct |
8 ms |
504 KB |
Output is correct |
29 |
Correct |
9 ms |
504 KB |
Output is correct |
30 |
Correct |
8 ms |
504 KB |
Output is correct |
31 |
Correct |
7 ms |
552 KB |
Output is correct |
32 |
Correct |
11 ms |
632 KB |
Output is correct |
33 |
Correct |
15 ms |
504 KB |
Output is correct |
34 |
Correct |
22 ms |
504 KB |
Output is correct |
35 |
Correct |
20 ms |
504 KB |
Output is correct |
36 |
Correct |
9 ms |
504 KB |
Output is correct |
37 |
Correct |
12 ms |
632 KB |
Output is correct |
38 |
Correct |
13 ms |
632 KB |
Output is correct |
39 |
Correct |
11 ms |
632 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
739 ms |
1000 KB |
Output is correct |
2 |
Correct |
790 ms |
900 KB |
Output is correct |
3 |
Correct |
820 ms |
1016 KB |
Output is correct |
4 |
Correct |
789 ms |
1212 KB |
Output is correct |
5 |
Correct |
580 ms |
956 KB |
Output is correct |
6 |
Correct |
506 ms |
888 KB |
Output is correct |
7 |
Correct |
909 ms |
1016 KB |
Output is correct |
8 |
Correct |
880 ms |
960 KB |
Output is correct |
9 |
Correct |
882 ms |
1064 KB |
Output is correct |
10 |
Correct |
866 ms |
916 KB |
Output is correct |
11 |
Correct |
952 ms |
1064 KB |
Output is correct |
12 |
Correct |
666 ms |
1072 KB |
Output is correct |
13 |
Correct |
549 ms |
1068 KB |
Output is correct |
14 |
Correct |
669 ms |
1020 KB |
Output is correct |
15 |
Correct |
608 ms |
980 KB |
Output is correct |
16 |
Correct |
660 ms |
1028 KB |
Output is correct |
17 |
Correct |
768 ms |
1012 KB |
Output is correct |
18 |
Correct |
509 ms |
936 KB |
Output is correct |
19 |
Correct |
516 ms |
884 KB |
Output is correct |
20 |
Correct |
696 ms |
984 KB |
Output is correct |
21 |
Correct |
678 ms |
1056 KB |
Output is correct |
22 |
Correct |
721 ms |
888 KB |
Output is correct |
23 |
Correct |
696 ms |
1020 KB |
Output is correct |
24 |
Correct |
712 ms |
1040 KB |
Output is correct |
25 |
Correct |
616 ms |
1144 KB |
Output is correct |
26 |
Correct |
571 ms |
892 KB |
Output is correct |
27 |
Correct |
623 ms |
888 KB |
Output is correct |
28 |
Correct |
970 ms |
1096 KB |
Output is correct |
29 |
Correct |
852 ms |
1156 KB |
Output is correct |
30 |
Correct |
894 ms |
1020 KB |
Output is correct |
31 |
Correct |
903 ms |
1148 KB |
Output is correct |
32 |
Correct |
1114 ms |
1016 KB |
Output is correct |
33 |
Correct |
712 ms |
1056 KB |
Output is correct |
34 |
Correct |
9 ms |
504 KB |
Output is correct |
35 |
Correct |
9 ms |
504 KB |
Output is correct |
36 |
Correct |
9 ms |
504 KB |
Output is correct |
37 |
Correct |
8 ms |
504 KB |
Output is correct |
38 |
Correct |
7 ms |
504 KB |
Output is correct |
39 |
Correct |
11 ms |
504 KB |
Output is correct |
40 |
Correct |
16 ms |
632 KB |
Output is correct |
41 |
Correct |
21 ms |
504 KB |
Output is correct |
42 |
Correct |
20 ms |
504 KB |
Output is correct |
43 |
Correct |
8 ms |
504 KB |
Output is correct |
44 |
Correct |
12 ms |
504 KB |
Output is correct |
45 |
Correct |
12 ms |
504 KB |
Output is correct |
46 |
Correct |
11 ms |
632 KB |
Output is correct |
47 |
Correct |
2 ms |
504 KB |
Output is correct |
48 |
Correct |
2 ms |
376 KB |
Output is correct |
49 |
Correct |
2 ms |
376 KB |
Output is correct |
50 |
Correct |
3 ms |
504 KB |
Output is correct |
51 |
Correct |
2 ms |
508 KB |
Output is correct |
52 |
Correct |
2 ms |
504 KB |
Output is correct |
53 |
Correct |
2 ms |
376 KB |
Output is correct |
54 |
Correct |
2 ms |
376 KB |
Output is correct |
55 |
Correct |
2 ms |
504 KB |
Output is correct |
56 |
Correct |
2 ms |
376 KB |
Output is correct |
57 |
Correct |
2 ms |
504 KB |
Output is correct |
58 |
Correct |
2 ms |
380 KB |
Output is correct |
59 |
Correct |
2 ms |
376 KB |
Output is correct |
60 |
Correct |
2 ms |
504 KB |
Output is correct |
61 |
Correct |
2 ms |
376 KB |
Output is correct |
62 |
Correct |
2 ms |
376 KB |
Output is correct |
63 |
Correct |
2 ms |
504 KB |
Output is correct |
64 |
Correct |
2 ms |
376 KB |
Output is correct |
65 |
Correct |
2 ms |
504 KB |
Output is correct |
66 |
Correct |
2 ms |
376 KB |
Output is correct |
67 |
Correct |
2 ms |
504 KB |
Output is correct |
68 |
Correct |
2 ms |
504 KB |
Output is correct |
69 |
Correct |
2 ms |
504 KB |
Output is correct |
70 |
Correct |
2 ms |
376 KB |
Output is correct |
71 |
Correct |
2 ms |
376 KB |
Output is correct |
72 |
Correct |
2 ms |
376 KB |
Output is correct |