#include "meetings.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
int N;
mt19937 gen(time(NULL));
int rand(int l, int r)
{
uniform_int_distribution<> dis(l, r);
return dis(gen);
}
void answer(int a, int b)
{
if(a>b) swap(a, b);
Bridge(a, b);
}
void solve(vector<int> cand)
{
if(cand.size()==1) return;
int i, j;
int u, v;
u=rand(0, cand.size()-1);
v=rand(0, cand.size()-1);
while(u==v) v=rand(0, cand.size()-1);
u=cand[u]; v=cand[v];
map<int, vector<int>> M;
vector<int> V;
M[u].push_back(u);
M[v].push_back(v);
//for(auto it : cand) printf("%d ", it); printf(" : %d %d\n", u, v);
for(auto now : cand)
{
if(now==u || now==v) continue;
int t=Query(u, v, now);
M[t].push_back(now);
if(t!=u && t!=v) V.push_back(t);
}
sort(V.begin(), V.end());
V.erase(unique(V.begin(), V.end()), V.end());
stable_sort(V.begin(), V.end(), [&](const int &p, const int &q)
{
return Query(u, p, q)==p;
});
//for(auto it : V) printf("%d ", it); printf("\n\n");
V.insert(V.begin(), u);
V.push_back(v);
for(i=1; i<V.size(); i++) answer(V[i], V[i-1]);
for(auto it : M) solve(it.second);
}
void Solve(int _N)
{
int i, j;
N=_N;
vector<int> V;
for(i=0; i<N; i++) V.push_back(i);
solve(V);
}
Compilation message
meetings.cpp: In function 'void solve(std::vector<int>)':
meetings.cpp:66:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(i=1; i<V.size(); i++) answer(V[i], V[i-1]);
~^~~~~~~~~
meetings.cpp:28:9: warning: unused variable 'j' [-Wunused-variable]
int i, j;
^
meetings.cpp: In function 'void Solve(int)':
meetings.cpp:73:9: warning: unused variable 'j' [-Wunused-variable]
int i, j;
^
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
248 KB |
Output is correct |
| 2 |
Correct |
2 ms |
248 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
248 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
252 KB |
Output is correct |
| 7 |
Correct |
2 ms |
248 KB |
Output is correct |
| 8 |
Correct |
2 ms |
248 KB |
Output is correct |
| 9 |
Correct |
2 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
380 KB |
Output is correct |
| 11 |
Correct |
2 ms |
248 KB |
Output is correct |
| 12 |
Correct |
2 ms |
252 KB |
Output is correct |
| 13 |
Correct |
2 ms |
248 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
248 KB |
Output is correct |
| 2 |
Correct |
2 ms |
248 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
248 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
252 KB |
Output is correct |
| 7 |
Correct |
2 ms |
248 KB |
Output is correct |
| 8 |
Correct |
2 ms |
248 KB |
Output is correct |
| 9 |
Correct |
2 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
380 KB |
Output is correct |
| 11 |
Correct |
2 ms |
248 KB |
Output is correct |
| 12 |
Correct |
2 ms |
252 KB |
Output is correct |
| 13 |
Correct |
2 ms |
248 KB |
Output is correct |
| 14 |
Correct |
2 ms |
376 KB |
Output is correct |
| 15 |
Correct |
2 ms |
376 KB |
Output is correct |
| 16 |
Correct |
2 ms |
376 KB |
Output is correct |
| 17 |
Correct |
2 ms |
252 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 |
380 KB |
Output is correct |
| 24 |
Correct |
2 ms |
376 KB |
Output is correct |
| 25 |
Correct |
2 ms |
376 KB |
Output is correct |
| 26 |
Correct |
2 ms |
376 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
248 KB |
Output is correct |
| 2 |
Correct |
2 ms |
248 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
248 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
252 KB |
Output is correct |
| 7 |
Correct |
2 ms |
248 KB |
Output is correct |
| 8 |
Correct |
2 ms |
248 KB |
Output is correct |
| 9 |
Correct |
2 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
380 KB |
Output is correct |
| 11 |
Correct |
2 ms |
248 KB |
Output is correct |
| 12 |
Correct |
2 ms |
252 KB |
Output is correct |
| 13 |
Correct |
2 ms |
248 KB |
Output is correct |
| 14 |
Correct |
2 ms |
376 KB |
Output is correct |
| 15 |
Correct |
2 ms |
376 KB |
Output is correct |
| 16 |
Correct |
2 ms |
376 KB |
Output is correct |
| 17 |
Correct |
2 ms |
252 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 |
380 KB |
Output is correct |
| 24 |
Correct |
2 ms |
376 KB |
Output is correct |
| 25 |
Correct |
2 ms |
376 KB |
Output is correct |
| 26 |
Correct |
2 ms |
376 KB |
Output is correct |
| 27 |
Correct |
6 ms |
424 KB |
Output is correct |
| 28 |
Correct |
6 ms |
376 KB |
Output is correct |
| 29 |
Correct |
6 ms |
376 KB |
Output is correct |
| 30 |
Correct |
6 ms |
376 KB |
Output is correct |
| 31 |
Correct |
5 ms |
376 KB |
Output is correct |
| 32 |
Correct |
7 ms |
504 KB |
Output is correct |
| 33 |
Correct |
10 ms |
504 KB |
Output is correct |
| 34 |
Correct |
11 ms |
376 KB |
Output is correct |
| 35 |
Correct |
10 ms |
376 KB |
Output is correct |
| 36 |
Correct |
6 ms |
504 KB |
Output is correct |
| 37 |
Correct |
13 ms |
504 KB |
Output is correct |
| 38 |
Correct |
10 ms |
376 KB |
Output is correct |
| 39 |
Correct |
7 ms |
376 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
645 ms |
836 KB |
Output is correct |
| 2 |
Correct |
586 ms |
632 KB |
Output is correct |
| 3 |
Correct |
619 ms |
816 KB |
Output is correct |
| 4 |
Correct |
583 ms |
780 KB |
Output is correct |
| 5 |
Correct |
329 ms |
760 KB |
Output is correct |
| 6 |
Correct |
339 ms |
748 KB |
Output is correct |
| 7 |
Correct |
433 ms |
744 KB |
Output is correct |
| 8 |
Correct |
459 ms |
808 KB |
Output is correct |
| 9 |
Correct |
580 ms |
892 KB |
Output is correct |
| 10 |
Correct |
464 ms |
808 KB |
Output is correct |
| 11 |
Correct |
593 ms |
888 KB |
Output is correct |
| 12 |
Correct |
385 ms |
760 KB |
Output is correct |
| 13 |
Correct |
325 ms |
724 KB |
Output is correct |
| 14 |
Correct |
345 ms |
632 KB |
Output is correct |
| 15 |
Correct |
276 ms |
632 KB |
Output is correct |
| 16 |
Correct |
469 ms |
760 KB |
Output is correct |
| 17 |
Correct |
493 ms |
888 KB |
Output is correct |
| 18 |
Correct |
280 ms |
760 KB |
Output is correct |
| 19 |
Correct |
295 ms |
684 KB |
Output is correct |
| 20 |
Correct |
392 ms |
924 KB |
Output is correct |
| 21 |
Correct |
402 ms |
632 KB |
Output is correct |
| 22 |
Correct |
446 ms |
812 KB |
Output is correct |
| 23 |
Correct |
379 ms |
684 KB |
Output is correct |
| 24 |
Correct |
309 ms |
760 KB |
Output is correct |
| 25 |
Correct |
423 ms |
760 KB |
Output is correct |
| 26 |
Correct |
307 ms |
636 KB |
Output is correct |
| 27 |
Correct |
382 ms |
728 KB |
Output is correct |
| 28 |
Correct |
522 ms |
708 KB |
Output is correct |
| 29 |
Correct |
461 ms |
760 KB |
Output is correct |
| 30 |
Correct |
432 ms |
696 KB |
Output is correct |
| 31 |
Correct |
473 ms |
760 KB |
Output is correct |
| 32 |
Correct |
1212 ms |
868 KB |
Output is correct |
| 33 |
Correct |
510 ms |
936 KB |
Output is correct |
| 34 |
Correct |
7 ms |
376 KB |
Output is correct |
| 35 |
Correct |
6 ms |
504 KB |
Output is correct |
| 36 |
Correct |
7 ms |
428 KB |
Output is correct |
| 37 |
Correct |
6 ms |
376 KB |
Output is correct |
| 38 |
Correct |
5 ms |
504 KB |
Output is correct |
| 39 |
Correct |
8 ms |
632 KB |
Output is correct |
| 40 |
Correct |
10 ms |
504 KB |
Output is correct |
| 41 |
Correct |
11 ms |
376 KB |
Output is correct |
| 42 |
Correct |
11 ms |
504 KB |
Output is correct |
| 43 |
Correct |
6 ms |
376 KB |
Output is correct |
| 44 |
Correct |
10 ms |
508 KB |
Output is correct |
| 45 |
Correct |
13 ms |
376 KB |
Output is correct |
| 46 |
Correct |
7 ms |
376 KB |
Output is correct |
| 47 |
Correct |
2 ms |
376 KB |
Output is correct |
| 48 |
Correct |
2 ms |
376 KB |
Output is correct |
| 49 |
Correct |
2 ms |
376 KB |
Output is correct |
| 50 |
Correct |
2 ms |
376 KB |
Output is correct |
| 51 |
Correct |
2 ms |
376 KB |
Output is correct |
| 52 |
Correct |
2 ms |
376 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 |
376 KB |
Output is correct |
| 56 |
Correct |
2 ms |
376 KB |
Output is correct |
| 57 |
Correct |
2 ms |
376 KB |
Output is correct |
| 58 |
Correct |
2 ms |
376 KB |
Output is correct |
| 59 |
Correct |
2 ms |
376 KB |
Output is correct |
| 60 |
Correct |
2 ms |
248 KB |
Output is correct |
| 61 |
Correct |
2 ms |
248 KB |
Output is correct |
| 62 |
Correct |
2 ms |
248 KB |
Output is correct |
| 63 |
Correct |
2 ms |
248 KB |
Output is correct |
| 64 |
Correct |
2 ms |
252 KB |
Output is correct |
| 65 |
Correct |
2 ms |
376 KB |
Output is correct |
| 66 |
Correct |
2 ms |
248 KB |
Output is correct |
| 67 |
Correct |
2 ms |
252 KB |
Output is correct |
| 68 |
Correct |
2 ms |
376 KB |
Output is correct |
| 69 |
Correct |
2 ms |
248 KB |
Output is correct |
| 70 |
Correct |
2 ms |
376 KB |
Output is correct |
| 71 |
Correct |
2 ms |
248 KB |
Output is correct |
| 72 |
Correct |
2 ms |
248 KB |
Output is correct |
