Submission #223129

# Submission time Handle Problem Language Result Execution time Memory
223129 2020-04-14T21:38:21 Z AQT Meetings (JOI19_meetings) C++14
100 / 100
1721 ms 1144 KB
#include "meetings.h"
#include <bits/stdc++.h>

using namespace std;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

void rec(vector<int> v){
	if(v.size() == 1){
		return;
	}
	else if(v.size() == 2){
		Bridge(min(v[0], v[1]), max(v[0], v[1]));
		return;
	}
    shuffle(v.begin(), v.end(), rng);
	//random_shuffle(v.begin(), v.end());
	int c = Query(v[0], v[1], v[2]);
	vector<vector<int>> st;
	for(int i = 0; i<v.size(); i++){
		int n = v[i];
		if(n == c){
			continue;
		}
		bool b = 0;
		for(int j = 0; j<st.size(); j++){
			if(Query(n, st[j][0], c) != c){
				b = 1;
				st[j].push_back(n);
				break;
			}
		}
		if(!b){
			st.push_back({n});
		}
	}
	for(auto k : st){
		int lca = k[0];
		for(int j = 1; j<k.size(); j++){
			if(lca != k[j]){
				lca = Query(lca, k[j], c);
			}
		}
		//cout << min(lca, c) << " " << max(lca, c) << "\n"; 
		Bridge(min(lca, c), max(lca, c));
		rec(k);
	}
}

void Solve(int N) {
	vector<int> v;
	for(int i = 0; i<N; i++){
		v.push_back(i);
	}
	rec(v);
}

Compilation message

meetings.cpp: In function 'void rec(std::vector<int>)':
meetings.cpp:19:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 0; i<v.size(); i++){
                 ~^~~~~~~~~
meetings.cpp:25:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j = 0; j<st.size(); j++){
                  ~^~~~~~~~~~
meetings.cpp:38:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j = 1; j<k.size(); j++){
                  ~^~~~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Correct 4 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 4 ms 384 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Correct 4 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 4 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 5 ms 512 KB Output is correct
21 Correct 5 ms 384 KB Output is correct
22 Correct 5 ms 384 KB Output is correct
23 Correct 5 ms 384 KB Output is correct
24 Correct 5 ms 384 KB Output is correct
25 Correct 5 ms 384 KB Output is correct
26 Correct 5 ms 384 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Correct 4 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 4 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 5 ms 512 KB Output is correct
21 Correct 5 ms 384 KB Output is correct
22 Correct 5 ms 384 KB Output is correct
23 Correct 5 ms 384 KB Output is correct
24 Correct 5 ms 384 KB Output is correct
25 Correct 5 ms 384 KB Output is correct
26 Correct 5 ms 384 KB Output is correct
27 Correct 17 ms 384 KB Output is correct
28 Correct 13 ms 384 KB Output is correct
29 Correct 15 ms 384 KB Output is correct
30 Correct 15 ms 384 KB Output is correct
31 Correct 14 ms 384 KB Output is correct
32 Correct 11 ms 384 KB Output is correct
33 Correct 12 ms 384 KB Output is correct
34 Correct 13 ms 384 KB Output is correct
35 Correct 11 ms 384 KB Output is correct
36 Correct 16 ms 384 KB Output is correct
37 Correct 21 ms 480 KB Output is correct
38 Correct 25 ms 504 KB Output is correct
39 Correct 20 ms 512 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1239 ms 916 KB Output is correct
2 Correct 1012 ms 888 KB Output is correct
3 Correct 909 ms 872 KB Output is correct
4 Correct 746 ms 756 KB Output is correct
5 Correct 1447 ms 760 KB Output is correct
6 Correct 919 ms 632 KB Output is correct
7 Correct 369 ms 632 KB Output is correct
8 Correct 515 ms 760 KB Output is correct
9 Correct 377 ms 632 KB Output is correct
10 Correct 352 ms 888 KB Output is correct
11 Correct 414 ms 632 KB Output is correct
12 Correct 1370 ms 888 KB Output is correct
13 Correct 1098 ms 888 KB Output is correct
14 Correct 740 ms 760 KB Output is correct
15 Correct 723 ms 632 KB Output is correct
16 Correct 818 ms 772 KB Output is correct
17 Correct 347 ms 892 KB Output is correct
18 Correct 933 ms 1016 KB Output is correct
19 Correct 784 ms 760 KB Output is correct
20 Correct 983 ms 1016 KB Output is correct
21 Correct 805 ms 764 KB Output is correct
22 Correct 896 ms 760 KB Output is correct
23 Correct 1071 ms 760 KB Output is correct
24 Correct 837 ms 1016 KB Output is correct
25 Correct 856 ms 760 KB Output is correct
26 Correct 935 ms 760 KB Output is correct
27 Correct 885 ms 760 KB Output is correct
28 Correct 421 ms 672 KB Output is correct
29 Correct 335 ms 632 KB Output is correct
30 Correct 474 ms 888 KB Output is correct
31 Correct 495 ms 632 KB Output is correct
32 Correct 1721 ms 1144 KB Output is correct
33 Correct 1472 ms 1016 KB Output is correct
34 Correct 17 ms 512 KB Output is correct
35 Correct 21 ms 384 KB Output is correct
36 Correct 16 ms 384 KB Output is correct
37 Correct 20 ms 384 KB Output is correct
38 Correct 18 ms 384 KB Output is correct
39 Correct 12 ms 384 KB Output is correct
40 Correct 13 ms 384 KB Output is correct
41 Correct 13 ms 384 KB Output is correct
42 Correct 11 ms 384 KB Output is correct
43 Correct 18 ms 384 KB Output is correct
44 Correct 20 ms 512 KB Output is correct
45 Correct 22 ms 384 KB Output is correct
46 Correct 20 ms 512 KB Output is correct
47 Correct 5 ms 384 KB Output is correct
48 Correct 5 ms 384 KB Output is correct
49 Correct 5 ms 384 KB Output is correct
50 Correct 5 ms 384 KB Output is correct
51 Correct 5 ms 384 KB Output is correct
52 Correct 5 ms 384 KB Output is correct
53 Correct 5 ms 384 KB Output is correct
54 Correct 5 ms 384 KB Output is correct
55 Correct 5 ms 384 KB Output is correct
56 Correct 4 ms 512 KB Output is correct
57 Correct 5 ms 384 KB Output is correct
58 Correct 5 ms 384 KB Output is correct
59 Correct 5 ms 384 KB Output is correct
60 Correct 4 ms 384 KB Output is correct
61 Correct 5 ms 384 KB Output is correct
62 Correct 4 ms 384 KB Output is correct
63 Correct 4 ms 384 KB Output is correct
64 Correct 4 ms 384 KB Output is correct
65 Correct 5 ms 384 KB Output is correct
66 Correct 5 ms 384 KB Output is correct
67 Correct 5 ms 384 KB Output is correct
68 Correct 5 ms 384 KB Output is correct
69 Correct 4 ms 384 KB Output is correct
70 Correct 5 ms 384 KB Output is correct
71 Correct 5 ms 384 KB Output is correct
72 Correct 5 ms 384 KB Output is correct