#include <bits/stdc++.h>
#include "meetings.h"
#pragma GCC target("sse,sse2,avx2")
#pragma GCC optimize("unroll-loops,O2")
#define rep(i,l,r) for (int i = l; i < r; i++)
#define repr(i,r,l) for (int i = r; i >= l; i--)
#define X first
#define Y second
#define all(x) (x).begin() , (x).end()
#define pb push_back
#define endl '\n'
#define debug(x) cerr << #x << " : " << x << endl;
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pll;
constexpr int N = 2e3+10,mod = 998244353,inf = 1e9+10,sq = 700;
inline int mkay(int a,int b){
if (a+b >= mod) return a+b-mod;
if (a+b < 0) return a+b+mod;
return a+b;
}
inline int poww(int a,int k){
if (k < 0) return 0;
int z = 1;
while (k){
if (k&1) z = 1ll*z*a%mod;
a = 1ll*a*a%mod;
k /= 2;
}
return z;
}
int noob;
vector<int> tmp[N][N];
bool cmp(int u,int v){
int x = Query(u,v,noob);
if (x == u) return 1;
return 0;
}
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
void dojob(vector<int> ve,int dep = 0){
int n = ve.size();
if (n == 1) return;
if (n == 2){
if (ve[1] < ve[0]) swap(ve[0],ve[1]);
Bridge(ve[0],ve[1]);
return;
}
int ind = rng()%(n-1),ind2 = rng()%(n-ind-1)+ind+1;
int u = ve[ind],v = ve[ind2];
vector<int> path;
tmp[u][dep].pb(u);
tmp[v][dep].pb(v);
rep(i,0,n){
if (i == ind || i == ind2) continue;
int w = ve[i];
int x = Query(u,v,w);
if (x == w) path.pb(w);
tmp[x][dep].pb(w);
}
for (int w : ve) if (!tmp[w][dep].empty()){
dojob(tmp[w][dep],dep+1);
tmp[w][dep].clear();
}
if (path.empty()){
Bridge(min(u,v),max(u,v));
return;
}
noob = u;
sort(all(path),cmp);
int sz = path.size();
Bridge(min(u,path[0]),max(u,path[0]));
Bridge(min(v,path.back()),max(v,path.back()));
rep(i,1,sz){
int x = path[i],y = path[i-1];
if (x > y) swap(x,y);
Bridge(x,y);
}
}
void Solve(int n){
vector<int> ve;
rep(i,0,n) ve.pb(i);
dojob(ve);
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
48 ms |
95184 KB |
Output is correct |
2 |
Correct |
52 ms |
95184 KB |
Output is correct |
3 |
Correct |
48 ms |
95256 KB |
Output is correct |
4 |
Correct |
47 ms |
95160 KB |
Output is correct |
5 |
Correct |
47 ms |
95176 KB |
Output is correct |
6 |
Correct |
60 ms |
95192 KB |
Output is correct |
7 |
Correct |
61 ms |
95184 KB |
Output is correct |
8 |
Correct |
49 ms |
95156 KB |
Output is correct |
9 |
Correct |
47 ms |
95184 KB |
Output is correct |
10 |
Correct |
45 ms |
95188 KB |
Output is correct |
11 |
Correct |
46 ms |
95176 KB |
Output is correct |
12 |
Correct |
47 ms |
95104 KB |
Output is correct |
13 |
Correct |
46 ms |
95140 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
48 ms |
95184 KB |
Output is correct |
2 |
Correct |
52 ms |
95184 KB |
Output is correct |
3 |
Correct |
48 ms |
95256 KB |
Output is correct |
4 |
Correct |
47 ms |
95160 KB |
Output is correct |
5 |
Correct |
47 ms |
95176 KB |
Output is correct |
6 |
Correct |
60 ms |
95192 KB |
Output is correct |
7 |
Correct |
61 ms |
95184 KB |
Output is correct |
8 |
Correct |
49 ms |
95156 KB |
Output is correct |
9 |
Correct |
47 ms |
95184 KB |
Output is correct |
10 |
Correct |
45 ms |
95188 KB |
Output is correct |
11 |
Correct |
46 ms |
95176 KB |
Output is correct |
12 |
Correct |
47 ms |
95104 KB |
Output is correct |
13 |
Correct |
46 ms |
95140 KB |
Output is correct |
14 |
Correct |
55 ms |
95116 KB |
Output is correct |
15 |
Correct |
47 ms |
95236 KB |
Output is correct |
16 |
Correct |
47 ms |
95184 KB |
Output is correct |
17 |
Correct |
47 ms |
95148 KB |
Output is correct |
18 |
Correct |
48 ms |
95164 KB |
Output is correct |
19 |
Correct |
47 ms |
95216 KB |
Output is correct |
20 |
Correct |
50 ms |
95212 KB |
Output is correct |
21 |
Correct |
49 ms |
95140 KB |
Output is correct |
22 |
Correct |
48 ms |
95176 KB |
Output is correct |
23 |
Correct |
47 ms |
95216 KB |
Output is correct |
24 |
Correct |
48 ms |
95136 KB |
Output is correct |
25 |
Correct |
47 ms |
95168 KB |
Output is correct |
26 |
Correct |
48 ms |
95156 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
48 ms |
95184 KB |
Output is correct |
2 |
Correct |
52 ms |
95184 KB |
Output is correct |
3 |
Correct |
48 ms |
95256 KB |
Output is correct |
4 |
Correct |
47 ms |
95160 KB |
Output is correct |
5 |
Correct |
47 ms |
95176 KB |
Output is correct |
6 |
Correct |
60 ms |
95192 KB |
Output is correct |
7 |
Correct |
61 ms |
95184 KB |
Output is correct |
8 |
Correct |
49 ms |
95156 KB |
Output is correct |
9 |
Correct |
47 ms |
95184 KB |
Output is correct |
10 |
Correct |
45 ms |
95188 KB |
Output is correct |
11 |
Correct |
46 ms |
95176 KB |
Output is correct |
12 |
Correct |
47 ms |
95104 KB |
Output is correct |
13 |
Correct |
46 ms |
95140 KB |
Output is correct |
14 |
Correct |
55 ms |
95116 KB |
Output is correct |
15 |
Correct |
47 ms |
95236 KB |
Output is correct |
16 |
Correct |
47 ms |
95184 KB |
Output is correct |
17 |
Correct |
47 ms |
95148 KB |
Output is correct |
18 |
Correct |
48 ms |
95164 KB |
Output is correct |
19 |
Correct |
47 ms |
95216 KB |
Output is correct |
20 |
Correct |
50 ms |
95212 KB |
Output is correct |
21 |
Correct |
49 ms |
95140 KB |
Output is correct |
22 |
Correct |
48 ms |
95176 KB |
Output is correct |
23 |
Correct |
47 ms |
95216 KB |
Output is correct |
24 |
Correct |
48 ms |
95136 KB |
Output is correct |
25 |
Correct |
47 ms |
95168 KB |
Output is correct |
26 |
Correct |
48 ms |
95156 KB |
Output is correct |
27 |
Correct |
53 ms |
95304 KB |
Output is correct |
28 |
Correct |
54 ms |
95356 KB |
Output is correct |
29 |
Correct |
66 ms |
95228 KB |
Output is correct |
30 |
Correct |
49 ms |
95268 KB |
Output is correct |
31 |
Correct |
50 ms |
95244 KB |
Output is correct |
32 |
Correct |
51 ms |
95172 KB |
Output is correct |
33 |
Correct |
55 ms |
95200 KB |
Output is correct |
34 |
Correct |
53 ms |
95248 KB |
Output is correct |
35 |
Correct |
53 ms |
95212 KB |
Output is correct |
36 |
Correct |
53 ms |
95268 KB |
Output is correct |
37 |
Correct |
57 ms |
95280 KB |
Output is correct |
38 |
Correct |
55 ms |
95172 KB |
Output is correct |
39 |
Correct |
56 ms |
95264 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
449 ms |
95532 KB |
Output is correct |
2 |
Correct |
387 ms |
95500 KB |
Output is correct |
3 |
Correct |
391 ms |
95584 KB |
Output is correct |
4 |
Correct |
374 ms |
95780 KB |
Output is correct |
5 |
Correct |
308 ms |
95520 KB |
Output is correct |
6 |
Correct |
302 ms |
95544 KB |
Output is correct |
7 |
Correct |
371 ms |
95584 KB |
Output is correct |
8 |
Correct |
401 ms |
95632 KB |
Output is correct |
9 |
Correct |
462 ms |
95736 KB |
Output is correct |
10 |
Correct |
402 ms |
95692 KB |
Output is correct |
11 |
Correct |
391 ms |
95668 KB |
Output is correct |
12 |
Correct |
460 ms |
95688 KB |
Output is correct |
13 |
Correct |
359 ms |
95584 KB |
Output is correct |
14 |
Correct |
260 ms |
95556 KB |
Output is correct |
15 |
Correct |
292 ms |
95556 KB |
Output is correct |
16 |
Correct |
329 ms |
95676 KB |
Output is correct |
17 |
Correct |
483 ms |
95676 KB |
Output is correct |
18 |
Correct |
426 ms |
95636 KB |
Output is correct |
19 |
Correct |
358 ms |
95648 KB |
Output is correct |
20 |
Correct |
429 ms |
95592 KB |
Output is correct |
21 |
Correct |
418 ms |
95604 KB |
Output is correct |
22 |
Correct |
323 ms |
95688 KB |
Output is correct |
23 |
Correct |
359 ms |
95536 KB |
Output is correct |
24 |
Correct |
345 ms |
95692 KB |
Output is correct |
25 |
Correct |
415 ms |
95752 KB |
Output is correct |
26 |
Correct |
350 ms |
95648 KB |
Output is correct |
27 |
Correct |
395 ms |
95552 KB |
Output is correct |
28 |
Correct |
450 ms |
95664 KB |
Output is correct |
29 |
Correct |
365 ms |
95664 KB |
Output is correct |
30 |
Correct |
402 ms |
95588 KB |
Output is correct |
31 |
Correct |
428 ms |
95724 KB |
Output is correct |
32 |
Correct |
993 ms |
95624 KB |
Output is correct |
33 |
Correct |
787 ms |
95624 KB |
Output is correct |
34 |
Correct |
51 ms |
95252 KB |
Output is correct |
35 |
Correct |
62 ms |
95212 KB |
Output is correct |
36 |
Correct |
52 ms |
95272 KB |
Output is correct |
37 |
Correct |
49 ms |
95176 KB |
Output is correct |
38 |
Correct |
47 ms |
95240 KB |
Output is correct |
39 |
Correct |
52 ms |
95164 KB |
Output is correct |
40 |
Correct |
57 ms |
95268 KB |
Output is correct |
41 |
Correct |
53 ms |
95180 KB |
Output is correct |
42 |
Correct |
56 ms |
95176 KB |
Output is correct |
43 |
Correct |
53 ms |
95176 KB |
Output is correct |
44 |
Correct |
61 ms |
95260 KB |
Output is correct |
45 |
Correct |
54 ms |
95284 KB |
Output is correct |
46 |
Correct |
57 ms |
95208 KB |
Output is correct |
47 |
Correct |
49 ms |
95152 KB |
Output is correct |
48 |
Correct |
49 ms |
95120 KB |
Output is correct |
49 |
Correct |
46 ms |
95196 KB |
Output is correct |
50 |
Correct |
49 ms |
95188 KB |
Output is correct |
51 |
Correct |
56 ms |
95220 KB |
Output is correct |
52 |
Correct |
52 ms |
95120 KB |
Output is correct |
53 |
Correct |
56 ms |
95220 KB |
Output is correct |
54 |
Correct |
54 ms |
95144 KB |
Output is correct |
55 |
Correct |
52 ms |
95184 KB |
Output is correct |
56 |
Correct |
57 ms |
95160 KB |
Output is correct |
57 |
Correct |
53 ms |
95192 KB |
Output is correct |
58 |
Correct |
57 ms |
95176 KB |
Output is correct |
59 |
Correct |
64 ms |
95132 KB |
Output is correct |
60 |
Correct |
57 ms |
95144 KB |
Output is correct |
61 |
Correct |
61 ms |
95228 KB |
Output is correct |
62 |
Correct |
50 ms |
95216 KB |
Output is correct |
63 |
Correct |
50 ms |
95176 KB |
Output is correct |
64 |
Correct |
61 ms |
95112 KB |
Output is correct |
65 |
Correct |
56 ms |
95092 KB |
Output is correct |
66 |
Correct |
53 ms |
95128 KB |
Output is correct |
67 |
Correct |
57 ms |
95152 KB |
Output is correct |
68 |
Correct |
48 ms |
95184 KB |
Output is correct |
69 |
Correct |
48 ms |
95148 KB |
Output is correct |
70 |
Correct |
52 ms |
95216 KB |
Output is correct |
71 |
Correct |
60 ms |
95192 KB |
Output is correct |
72 |
Correct |
52 ms |
95192 KB |
Output is correct |