oj.uz

Submission #925191

# Submission time Handle Problem Language Result Execution time Memory
925191 2024-02-11T00:34:09 Z resting Political Development (BOI17_politicaldevelopment) C++17
100 / 100
 224 ms 9468 KB 
#include <bits/stdc++.h>
using namespace std;

void solve(){
	int n, k; cin  >> n >> k;
	vector<vector<int>> adj(n);
	set<pair<int,int>> uwu;
	vector<int> cnt(n);
	vector<int> vis(n, 0);
	for(int i = 0; i < n; i++){
		cin >> cnt[i]; uwu.insert({cnt[i], i});
		adj[i] = vector<int>(cnt[i]);
		for(auto &x : adj[i]) cin >> x;
		sort(adj[i].begin(), adj[i].end()); //yeee
	}
	int ans = 1;
	while(uwu.size()){
		int i = uwu.begin()->second; vis[i] = 1;
		uwu.erase(uwu.begin());
		vector<int> clique = {i};
		for(auto &x : adj[i]){
			if(vis[x]) continue;
			clique.push_back(x);
			uwu.erase({cnt[x], x});
			cnt[x]--;
			uwu.insert({cnt[x], x});
		}
		int sz = clique.size();
		vector<vector<int>> adj2(sz, vector<int>(sz, 0));
		for(int i = 0; i < sz; i++){
			for(int j = 0; j < sz; j++){
				int i2 = clique[i];
				int j2 = clique[j];
				auto it = lower_bound(adj[i2].begin(), adj[i2].end(), j2);
				if(it != adj[i2].end() && (*it) == j2) adj2[i][j] = 1;
			}
		}
		vector<int> possible((1<<sz), 0);
		vector<int> log2((1<<sz), 0);
		for(int i = 0; i < sz; i++) log2[(1<<i)] = i;
		for(int i = 0; i < (1<<sz); i++){
			if(i==0){possible[i] = 1; continue;}
			int lsb = (i&-i);
			int j = i^lsb;
			possible[i] = possible[j];
			while(j){
				int lsb2 = (j&-j);
				possible[i] &= adj2[log2[lsb]][log2[lsb2]];
				j ^= lsb2;
			}
			if(possible[i]) ans = max(ans, (int)__builtin_popcount(i));
		}
	}
	cout<<ans<<endl;
	
}
signed  main() {
	cin.tie(0)->sync_with_stdio(0);
	int t = 1;// cin >> t;
	while(t--) solve();
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 4 ms 860 KB Output is correct
4 Correct 4 ms 1080 KB Output is correct
5 Correct 4 ms 860 KB Output is correct
6 Correct 4 ms 860 KB Output is correct
7 Correct 4 ms 856 KB Output is correct
8 Correct 2 ms 860 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 860 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 4 ms 860 KB Output is correct
4 Correct 4 ms 1080 KB Output is correct
5 Correct 4 ms 860 KB Output is correct
6 Correct 4 ms 860 KB Output is correct
7 Correct 4 ms 856 KB Output is correct
8 Correct 2 ms 860 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 860 KB Output is correct
11 Correct 4 ms 860 KB Output is correct
12 Correct 4 ms 860 KB Output is correct
13 Correct 0 ms 352 KB Output is correct
14 Correct 4 ms 860 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 4 ms 864 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 4 ms 980 KB Output is correct
19 Correct 2 ms 860 KB Output is correct
20 Correct 3 ms 860 KB Output is correct
21 Correct 3 ms 1036 KB Output is correct
22 Correct 2 ms 864 KB Output is correct
23 Correct 6 ms 984 KB Output is correct
24 Correct 2 ms 860 KB Output is correct
25 Correct 5 ms 1076 KB Output is correct
26 Correct 5 ms 860 KB Output is correct
27 Correct 5 ms 864 KB Output is correct
28 Correct 5 ms 1112 KB Output is correct
29 Correct 4 ms 860 KB Output is correct
30 Correct 5 ms 860 KB Output is correct
31 Correct 5 ms 860 KB Output is correct
32 Correct 6 ms 856 KB Output is correct
33 Correct 5 ms 860 KB Output is correct
34 Correct 5 ms 860 KB Output is correct
35 Correct 3 ms 604 KB Output is correct
36 Correct 3 ms 608 KB Output is correct
37 Correct 3 ms 608 KB Output is correct
38 Correct 2 ms 604 KB Output is correct
39 Correct 2 ms 608 KB Output is correct
40 Correct 7 ms 1116 KB Output is correct
41 Correct 2 ms 604 KB Output is correct
42 Correct 8 ms 1116 KB Output is correct
43 Correct 7 ms 1116 KB Output is correct

Subtask #3
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 600 KB Output is correct
2 Correct 0 ms 456 KB Output is correct
3 Correct 1 ms 456 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 592 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 224 ms 9356 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 218 ms 9468 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 202 ms 9356 KB Output is correct
16 Correct 202 ms 9356 KB Output is correct
17 Correct 204 ms 9400 KB Output is correct
18 Correct 208 ms 9200 KB Output is correct

Subtask #4
38.0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 4 ms 860 KB Output is correct
4 Correct 4 ms 1080 KB Output is correct
5 Correct 4 ms 860 KB Output is correct
6 Correct 4 ms 860 KB Output is correct
7 Correct 4 ms 856 KB Output is correct
8 Correct 2 ms 860 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 860 KB Output is correct
11 Correct 4 ms 860 KB Output is correct
12 Correct 4 ms 860 KB Output is correct
13 Correct 0 ms 352 KB Output is correct
14 Correct 4 ms 860 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 4 ms 864 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 4 ms 980 KB Output is correct
19 Correct 2 ms 860 KB Output is correct
20 Correct 3 ms 860 KB Output is correct
21 Correct 3 ms 1036 KB Output is correct
22 Correct 2 ms 864 KB Output is correct
23 Correct 6 ms 984 KB Output is correct
24 Correct 2 ms 860 KB Output is correct
25 Correct 5 ms 1076 KB Output is correct
26 Correct 5 ms 860 KB Output is correct
27 Correct 5 ms 864 KB Output is correct
28 Correct 5 ms 1112 KB Output is correct
29 Correct 4 ms 860 KB Output is correct
30 Correct 5 ms 860 KB Output is correct
31 Correct 5 ms 860 KB Output is correct
32 Correct 6 ms 856 KB Output is correct
33 Correct 5 ms 860 KB Output is correct
34 Correct 5 ms 860 KB Output is correct
35 Correct 3 ms 604 KB Output is correct
36 Correct 3 ms 608 KB Output is correct
37 Correct 3 ms 608 KB Output is correct
38 Correct 2 ms 604 KB Output is correct
39 Correct 2 ms 608 KB Output is correct
40 Correct 7 ms 1116 KB Output is correct
41 Correct 2 ms 604 KB Output is correct
42 Correct 8 ms 1116 KB Output is correct
43 Correct 7 ms 1116 KB Output is correct
44 Correct 13 ms 1116 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 9 ms 1116 KB Output is correct
47 Correct 14 ms 1112 KB Output is correct
48 Correct 10 ms 1116 KB Output is correct
49 Correct 14 ms 1116 KB Output is correct
50 Correct 15 ms 1276 KB Output is correct
51 Correct 45 ms 1624 KB Output is correct
52 Correct 4 ms 856 KB Output is correct
53 Correct 54 ms 1672 KB Output is correct
54 Correct 66 ms 1628 KB Output is correct
55 Correct 5 ms 856 KB Output is correct
56 Correct 4 ms 860 KB Output is correct
57 Correct 2 ms 860 KB Output is correct
58 Correct 53 ms 1604 KB Output is correct
59 Correct 5 ms 856 KB Output is correct
60 Correct 4 ms 860 KB Output is correct
61 Correct 7 ms 860 KB Output is correct
62 Correct 5 ms 1104 KB Output is correct
63 Correct 12 ms 1120 KB Output is correct
64 Correct 10 ms 1116 KB Output is correct
65 Correct 7 ms 976 KB Output is correct
66 Correct 6 ms 964 KB Output is correct
67 Correct 19 ms 1368 KB Output is correct
68 Correct 11 ms 1116 KB Output is correct
69 Correct 7 ms 860 KB Output is correct
70 Correct 13 ms 1052 KB Output is correct
71 Correct 19 ms 1116 KB Output is correct
72 Correct 18 ms 1116 KB Output is correct
73 Correct 4 ms 860 KB Output is correct
74 Correct 13 ms 1116 KB Output is correct
75 Correct 18 ms 1116 KB Output is correct
76 Correct 9 ms 1156 KB Output is correct
77 Correct 25 ms 1372 KB Output is correct
78 Correct 4 ms 860 KB Output is correct
79 Correct 12 ms 860 KB Output is correct
80 Correct 9 ms 1116 KB Output is correct
81 Correct 25 ms 1372 KB Output is correct
82 Correct 2 ms 604 KB Output is correct
83 Correct 12 ms 860 KB Output is correct
84 Correct 16 ms 1116 KB Output is correct
85 Correct 2 ms 856 KB Output is correct
86 Correct 17 ms 1116 KB Output is correct

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 4 ms 860 KB Output is correct
4 Correct 4 ms 1080 KB Output is correct
5 Correct 4 ms 860 KB Output is correct
6 Correct 4 ms 860 KB Output is correct
7 Correct 4 ms 856 KB Output is correct
8 Correct 2 ms 860 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 860 KB Output is correct
11 Correct 4 ms 860 KB Output is correct
12 Correct 4 ms 860 KB Output is correct
13 Correct 0 ms 352 KB Output is correct
14 Correct 4 ms 860 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 4 ms 864 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 4 ms 980 KB Output is correct
19 Correct 2 ms 860 KB Output is correct
20 Correct 3 ms 860 KB Output is correct
21 Correct 3 ms 1036 KB Output is correct
22 Correct 2 ms 864 KB Output is correct
23 Correct 6 ms 984 KB Output is correct
24 Correct 2 ms 860 KB Output is correct
25 Correct 5 ms 1076 KB Output is correct
26 Correct 5 ms 860 KB Output is correct
27 Correct 5 ms 864 KB Output is correct
28 Correct 5 ms 1112 KB Output is correct
29 Correct 4 ms 860 KB Output is correct
30 Correct 5 ms 860 KB Output is correct
31 Correct 5 ms 860 KB Output is correct
32 Correct 6 ms 856 KB Output is correct
33 Correct 5 ms 860 KB Output is correct
34 Correct 5 ms 860 KB Output is correct
35 Correct 3 ms 604 KB Output is correct
36 Correct 3 ms 608 KB Output is correct
37 Correct 3 ms 608 KB Output is correct
38 Correct 2 ms 604 KB Output is correct
39 Correct 2 ms 608 KB Output is correct
40 Correct 7 ms 1116 KB Output is correct
41 Correct 2 ms 604 KB Output is correct
42 Correct 8 ms 1116 KB Output is correct
43 Correct 7 ms 1116 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 133 ms 8100 KB Output is correct
46 Correct 69 ms 6996 KB Output is correct
47 Correct 129 ms 8100 KB Output is correct
48 Correct 128 ms 8088 KB Output is correct
49 Correct 39 ms 6740 KB Output is correct
50 Correct 114 ms 8972 KB Output is correct
51 Correct 129 ms 8028 KB Output is correct
52 Correct 50 ms 6744 KB Output is correct
53 Correct 40 ms 6736 KB Output is correct
54 Correct 16 ms 4444 KB Output is correct
55 Correct 120 ms 9056 KB Output is correct
56 Correct 33 ms 6484 KB Output is correct
57 Correct 43 ms 6744 KB Output is correct
58 Correct 46 ms 6740 KB Output is correct
59 Correct 28 ms 6236 KB Output is correct
60 Correct 28 ms 6336 KB Output is correct
61 Correct 46 ms 6748 KB Output is correct
62 Correct 42 ms 6408 KB Output is correct
63 Correct 81 ms 7056 KB Output is correct
64 Correct 29 ms 6168 KB Output is correct
65 Correct 107 ms 7288 KB Output is correct
66 Correct 36 ms 6492 KB Output is correct
67 Correct 76 ms 7068 KB Output is correct
68 Correct 102 ms 7508 KB Output is correct
69 Correct 95 ms 7444 KB Output is correct
70 Correct 41 ms 6592 KB Output is correct
71 Correct 91 ms 7248 KB Output is correct
72 Correct 69 ms 7108 KB Output is correct
73 Correct 118 ms 7516 KB Output is correct
74 Correct 40 ms 6480 KB Output is correct
75 Correct 38 ms 3676 KB Output is correct
76 Correct 70 ms 6904 KB Output is correct
77 Correct 107 ms 7592 KB Output is correct
78 Correct 50 ms 3928 KB Output is correct
79 Correct 40 ms 3644 KB Output is correct
80 Correct 19 ms 2136 KB Output is correct
81 Correct 50 ms 3932 KB Output is correct
82 Correct 81 ms 7156 KB Output is correct
83 Correct 19 ms 2196 KB Output is correct
84 Correct 84 ms 7120 KB Output is correct