#include <bits/stdc++.h>
#define fr(i, n, m) for(int i = (n); i < (m); i ++)
#define pb push_back
#define st first
#define nd second
#define pq priority_queue
#define all(x) begin(x), end(x)
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;
const int i_inf = 1e9;
const ll inf = 1e18;
const ll mod = 1e9+7;
const ld eps = 1e-13;
const ld pi = 3.14159265359;
mt19937 _rand(time(NULL));
clock_t z;
const int mxn = 2e5+5;
#include "meetings.h"
/*
void bridge(int a, int b){
cout<<"bridge : "<<a<<"-"<<b<<endl;
}
int Query(int a, int b, int c){
cout<<a<<' '<<b<<' '<<c<<endl;
int d;
cin >> d;
return d;
}*/
int cpr[mxn];
vector<int> Sort(vector<int> v, int l, int r){
if((int)v.size() <= 1) return v;
int pivot = v[_rand()%(int)v.size()];
vector<int> L;
vector<int> R;
for(auto u : v){
if(u == pivot) continue;
int q = Query(l, u, pivot);
if(q == u){
L.pb(u);
}
else{
R.pb(u);
}
}
L = Sort(L, l, pivot);
R = Sort(R, pivot, r);
v.clear();
for(auto u : L) v.pb(u);
v.pb(pivot);
for(auto u : R) v.pb(u);
return v;
}
void bridge(int a, int b){
Bridge(min(a,b), max(a,b));
}
void solve(vector<int> v){
sort(all(v));
v.erase(unique(all(v)), v.end());
int m = (int)v.size();
if(m <= 1) return;
if(m == 2){
bridge(v[0], v[1]);
return;
}
int a = _rand()%m;
int b = _rand()%(m-1);
if(b >= a) ++b;
a = v[a];
b = v[b];
vector<int> g[m];
fr(i, 0, m){
cpr[v[i]] = i;
g[i].pb(v[i]);
}
vector<int> diam;
fr(i, 0, m){
if(v[i] == a || v[i] == b) continue;
int q = Query(a, b, v[i]);
g[cpr[q]].pb(v[i]);
if(q != a && q != b) diam.pb(q);
}
sort(all(diam));
diam.erase(unique(all(diam)), diam.end());
diam = Sort(diam, a, b);
diam.insert(diam.begin(), a);
diam.pb(b);
fr(i, 0, (int)diam.size()-1){
bridge(diam[i], diam[i+1]);
}
fr(i, 0, m){
solve(g[i]);
}
}
void Solve(int N){
vector<int> v;
fr(i, 0, N) v.pb(i);
solve(v);
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
328 KB |
Output is correct |
2 |
Correct |
1 ms |
328 KB |
Output is correct |
3 |
Correct |
1 ms |
328 KB |
Output is correct |
4 |
Correct |
1 ms |
328 KB |
Output is correct |
5 |
Correct |
1 ms |
328 KB |
Output is correct |
6 |
Correct |
1 ms |
328 KB |
Output is correct |
7 |
Correct |
1 ms |
328 KB |
Output is correct |
8 |
Correct |
1 ms |
328 KB |
Output is correct |
9 |
Correct |
1 ms |
328 KB |
Output is correct |
10 |
Correct |
1 ms |
328 KB |
Output is correct |
11 |
Correct |
1 ms |
328 KB |
Output is correct |
12 |
Correct |
1 ms |
328 KB |
Output is correct |
13 |
Correct |
1 ms |
328 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
328 KB |
Output is correct |
2 |
Correct |
1 ms |
328 KB |
Output is correct |
3 |
Correct |
1 ms |
328 KB |
Output is correct |
4 |
Correct |
1 ms |
328 KB |
Output is correct |
5 |
Correct |
1 ms |
328 KB |
Output is correct |
6 |
Correct |
1 ms |
328 KB |
Output is correct |
7 |
Correct |
1 ms |
328 KB |
Output is correct |
8 |
Correct |
1 ms |
328 KB |
Output is correct |
9 |
Correct |
1 ms |
328 KB |
Output is correct |
10 |
Correct |
1 ms |
328 KB |
Output is correct |
11 |
Correct |
1 ms |
328 KB |
Output is correct |
12 |
Correct |
1 ms |
328 KB |
Output is correct |
13 |
Correct |
1 ms |
328 KB |
Output is correct |
14 |
Correct |
1 ms |
328 KB |
Output is correct |
15 |
Correct |
1 ms |
328 KB |
Output is correct |
16 |
Correct |
1 ms |
328 KB |
Output is correct |
17 |
Correct |
1 ms |
328 KB |
Output is correct |
18 |
Correct |
1 ms |
328 KB |
Output is correct |
19 |
Correct |
1 ms |
328 KB |
Output is correct |
20 |
Correct |
1 ms |
444 KB |
Output is correct |
21 |
Correct |
1 ms |
328 KB |
Output is correct |
22 |
Correct |
1 ms |
328 KB |
Output is correct |
23 |
Correct |
1 ms |
328 KB |
Output is correct |
24 |
Correct |
1 ms |
328 KB |
Output is correct |
25 |
Correct |
1 ms |
328 KB |
Output is correct |
26 |
Correct |
1 ms |
328 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
328 KB |
Output is correct |
2 |
Correct |
1 ms |
328 KB |
Output is correct |
3 |
Correct |
1 ms |
328 KB |
Output is correct |
4 |
Correct |
1 ms |
328 KB |
Output is correct |
5 |
Correct |
1 ms |
328 KB |
Output is correct |
6 |
Correct |
1 ms |
328 KB |
Output is correct |
7 |
Correct |
1 ms |
328 KB |
Output is correct |
8 |
Correct |
1 ms |
328 KB |
Output is correct |
9 |
Correct |
1 ms |
328 KB |
Output is correct |
10 |
Correct |
1 ms |
328 KB |
Output is correct |
11 |
Correct |
1 ms |
328 KB |
Output is correct |
12 |
Correct |
1 ms |
328 KB |
Output is correct |
13 |
Correct |
1 ms |
328 KB |
Output is correct |
14 |
Correct |
1 ms |
328 KB |
Output is correct |
15 |
Correct |
1 ms |
328 KB |
Output is correct |
16 |
Correct |
1 ms |
328 KB |
Output is correct |
17 |
Correct |
1 ms |
328 KB |
Output is correct |
18 |
Correct |
1 ms |
328 KB |
Output is correct |
19 |
Correct |
1 ms |
328 KB |
Output is correct |
20 |
Correct |
1 ms |
444 KB |
Output is correct |
21 |
Correct |
1 ms |
328 KB |
Output is correct |
22 |
Correct |
1 ms |
328 KB |
Output is correct |
23 |
Correct |
1 ms |
328 KB |
Output is correct |
24 |
Correct |
1 ms |
328 KB |
Output is correct |
25 |
Correct |
1 ms |
328 KB |
Output is correct |
26 |
Correct |
1 ms |
328 KB |
Output is correct |
27 |
Correct |
7 ms |
328 KB |
Output is correct |
28 |
Correct |
6 ms |
328 KB |
Output is correct |
29 |
Correct |
6 ms |
456 KB |
Output is correct |
30 |
Correct |
6 ms |
328 KB |
Output is correct |
31 |
Correct |
6 ms |
328 KB |
Output is correct |
32 |
Correct |
7 ms |
428 KB |
Output is correct |
33 |
Correct |
10 ms |
472 KB |
Output is correct |
34 |
Correct |
11 ms |
456 KB |
Output is correct |
35 |
Correct |
10 ms |
468 KB |
Output is correct |
36 |
Correct |
8 ms |
328 KB |
Output is correct |
37 |
Correct |
13 ms |
456 KB |
Output is correct |
38 |
Correct |
8 ms |
328 KB |
Output is correct |
39 |
Correct |
9 ms |
328 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
423 ms |
896 KB |
Output is correct |
2 |
Correct |
438 ms |
836 KB |
Output is correct |
3 |
Correct |
449 ms |
848 KB |
Output is correct |
4 |
Correct |
421 ms |
900 KB |
Output is correct |
5 |
Correct |
390 ms |
760 KB |
Output is correct |
6 |
Correct |
330 ms |
772 KB |
Output is correct |
7 |
Correct |
537 ms |
1028 KB |
Output is correct |
8 |
Correct |
512 ms |
1084 KB |
Output is correct |
9 |
Correct |
578 ms |
1356 KB |
Output is correct |
10 |
Correct |
565 ms |
1360 KB |
Output is correct |
11 |
Correct |
544 ms |
988 KB |
Output is correct |
12 |
Correct |
336 ms |
796 KB |
Output is correct |
13 |
Correct |
252 ms |
708 KB |
Output is correct |
14 |
Correct |
335 ms |
1096 KB |
Output is correct |
15 |
Correct |
424 ms |
788 KB |
Output is correct |
16 |
Correct |
482 ms |
912 KB |
Output is correct |
17 |
Correct |
448 ms |
920 KB |
Output is correct |
18 |
Correct |
337 ms |
928 KB |
Output is correct |
19 |
Correct |
352 ms |
828 KB |
Output is correct |
20 |
Correct |
432 ms |
880 KB |
Output is correct |
21 |
Correct |
438 ms |
1036 KB |
Output is correct |
22 |
Correct |
434 ms |
864 KB |
Output is correct |
23 |
Correct |
360 ms |
848 KB |
Output is correct |
24 |
Correct |
403 ms |
788 KB |
Output is correct |
25 |
Correct |
341 ms |
828 KB |
Output is correct |
26 |
Correct |
311 ms |
844 KB |
Output is correct |
27 |
Correct |
439 ms |
980 KB |
Output is correct |
28 |
Correct |
637 ms |
1044 KB |
Output is correct |
29 |
Correct |
568 ms |
1332 KB |
Output is correct |
30 |
Correct |
558 ms |
996 KB |
Output is correct |
31 |
Correct |
544 ms |
1088 KB |
Output is correct |
32 |
Correct |
604 ms |
992 KB |
Output is correct |
33 |
Correct |
765 ms |
960 KB |
Output is correct |
34 |
Correct |
6 ms |
400 KB |
Output is correct |
35 |
Correct |
6 ms |
328 KB |
Output is correct |
36 |
Correct |
6 ms |
328 KB |
Output is correct |
37 |
Correct |
5 ms |
328 KB |
Output is correct |
38 |
Correct |
5 ms |
328 KB |
Output is correct |
39 |
Correct |
6 ms |
412 KB |
Output is correct |
40 |
Correct |
11 ms |
456 KB |
Output is correct |
41 |
Correct |
11 ms |
436 KB |
Output is correct |
42 |
Correct |
9 ms |
456 KB |
Output is correct |
43 |
Correct |
5 ms |
328 KB |
Output is correct |
44 |
Correct |
9 ms |
328 KB |
Output is correct |
45 |
Correct |
12 ms |
416 KB |
Output is correct |
46 |
Correct |
13 ms |
456 KB |
Output is correct |
47 |
Correct |
1 ms |
328 KB |
Output is correct |
48 |
Correct |
1 ms |
348 KB |
Output is correct |
49 |
Correct |
1 ms |
328 KB |
Output is correct |
50 |
Correct |
1 ms |
328 KB |
Output is correct |
51 |
Correct |
1 ms |
328 KB |
Output is correct |
52 |
Correct |
1 ms |
328 KB |
Output is correct |
53 |
Correct |
1 ms |
328 KB |
Output is correct |
54 |
Correct |
1 ms |
328 KB |
Output is correct |
55 |
Correct |
1 ms |
328 KB |
Output is correct |
56 |
Correct |
1 ms |
328 KB |
Output is correct |
57 |
Correct |
2 ms |
328 KB |
Output is correct |
58 |
Correct |
2 ms |
328 KB |
Output is correct |
59 |
Correct |
1 ms |
328 KB |
Output is correct |
60 |
Correct |
1 ms |
328 KB |
Output is correct |
61 |
Correct |
1 ms |
328 KB |
Output is correct |
62 |
Correct |
1 ms |
328 KB |
Output is correct |
63 |
Correct |
1 ms |
328 KB |
Output is correct |
64 |
Correct |
1 ms |
328 KB |
Output is correct |
65 |
Correct |
1 ms |
328 KB |
Output is correct |
66 |
Correct |
1 ms |
328 KB |
Output is correct |
67 |
Correct |
1 ms |
328 KB |
Output is correct |
68 |
Correct |
1 ms |
328 KB |
Output is correct |
69 |
Correct |
1 ms |
328 KB |
Output is correct |
70 |
Correct |
1 ms |
328 KB |
Output is correct |
71 |
Correct |
1 ms |
328 KB |
Output is correct |
72 |
Correct |
1 ms |
328 KB |
Output is correct |