oj.uz

Submission #894375

# Submission time Handle Problem Language Result Execution time Memory
894375 2023-12-28T07:31:20 Z Trisanu_Das Keys (IOI21_keys) C++17
37 / 100
 3000 ms 23260 KB 
#include <bits/stdc++.h>
using namespace std;
vector<int> find_reachable(vector<int> r, vector<int> U, vector<int> V, vector<int> C) {
	int n = r.size();
	vector<pair<int, int>> adj[n];
	for (int i = 0; i < U.size(); i++) {
		adj[U[i]].push_back({V[i], C[i]});
		adj[V[i]].push_back({U[i], C[i]});
	}
	vector<int> cnt(n);
	for (int i = 0; i < n; i++) {
		vector<bool> has(n), vis(n);
		queue<int> q;
		q.push(i);
		vis[i] = true;
		vector<int> nodes[n];
		while (!q.empty()) {
			int u = q.front();
			q.pop();
			for (int v : nodes[r[u]]) {
				if (!vis[v]) {
					vis[v] = true;
					q.push(v);
				}
			}
			has[r[u]] = true;
			for (auto [v, c] : adj[u]) {
				if (vis[v]) continue;
				if (has[c]) {
					vis[v] = true;
					q.push(v);
				} else nodes[c].push_back(v);
			}
		}
		for (int j : vis) cnt[i] += j;
	}
	vector<int> ans(n);
	int mn = *min_element(cnt.begin(), cnt.end());
	for (int i = 0; i < n; i++) ans[i] = (cnt[i] == mn);
	return ans;
}

Compilation message

keys.cpp: In function 'std::vector<int> find_reachable(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
keys.cpp:6:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    6 |  for (int i = 0; i < U.size(); i++) {
      |                  ~~^~~~~~~~~~

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 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 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 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 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 2 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct

Subtask #3
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 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 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 2 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 40 ms 600 KB Output is correct
28 Correct 41 ms 716 KB Output is correct
29 Correct 45 ms 848 KB Output is correct
30 Correct 30 ms 344 KB Output is correct
31 Correct 3 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 2 ms 348 KB Output is correct
34 Correct 12 ms 348 KB Output is correct
35 Correct 17 ms 552 KB Output is correct
36 Correct 76 ms 604 KB Output is correct
37 Correct 54 ms 600 KB Output is correct
38 Correct 82 ms 604 KB Output is correct
39 Correct 62 ms 668 KB Output is correct
40 Correct 7 ms 348 KB Output is correct
41 Correct 38 ms 604 KB Output is correct

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 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 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Execution timed out 3040 ms 23260 KB Time limit exceeded
11 Halted 0 ms 0 KB -

Subtask #5
0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 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 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 2 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 40 ms 600 KB Output is correct
28 Correct 41 ms 716 KB Output is correct
29 Correct 45 ms 848 KB Output is correct
30 Correct 30 ms 344 KB Output is correct
31 Correct 3 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 2 ms 348 KB Output is correct
34 Correct 12 ms 348 KB Output is correct
35 Correct 17 ms 552 KB Output is correct
36 Correct 76 ms 604 KB Output is correct
37 Correct 54 ms 600 KB Output is correct
38 Correct 82 ms 604 KB Output is correct
39 Correct 62 ms 668 KB Output is correct
40 Correct 7 ms 348 KB Output is correct
41 Correct 38 ms 604 KB Output is correct
42 Execution timed out 3040 ms 23260 KB Time limit exceeded
43 Halted 0 ms 0 KB -