oj.uz

Submission #894859

# Submission time Handle Problem Language Result Execution time Memory
894859 2023-12-29T06:24:17 Z Muhammad_Aneeq Keys (IOI21_keys) C++17
37 / 100
 3000 ms 40900 KB 
#include <vector>
using namespace  std;
int const N=3e5+10;
vector<pair<int,int>>nei[N]={};
int key[N]={};
int viskey[N]={};
int vis[N]={};
vector<int>req[N]={};
bool w=0;
void dfs(int n)
{
	vis[n]=1;
	viskey[key[n]]=1;
	for (auto i:req[key[n]])
		if (!vis[i])
			dfs(i);
	for (auto [i,w]:nei[n])
	{
		if (vis[i])
			continue;
		if (viskey[w]==0)
			req[w].push_back(i);
		else
			dfs(i);
	}
}
vector<int> find_reachable(vector<int> r,vector<int> u,vector<int> v,vector<int> c)
{
	int n=r.size();
	for (int i=0;i<u.size();i++)
	{
		nei[u[i]].push_back({v[i],c[i]});
		nei[v[i]].push_back({u[i],c[i]});
	}
	for (int i=0;i<n;i++)
		key[i]=r[i];
	vector<int>f={};
	for (int i=0;i<n;i++)
	{
		for (int j=0;j<n;j++)
		{
			req[j]={};
			vis[j]=viskey[j]=0;
		}
		w=(i==5);
		dfs(i);
		int t=0;
		for (int j=0;j<n;j++)
			t+=vis[j];
		f.push_back(t);
	}
	vector<int>ans={};
	int z=n;
	for (auto i:f)
		z=min(z,i);
	for (auto i:f)
		ans.push_back((z==i?1:0));
	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:30:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   30 |  for (int i=0;i<u.size();i++)
      |               ~^~~~~~~~~

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 18008 KB Output is correct
2 Correct 4 ms 18012 KB Output is correct
3 Correct 4 ms 18012 KB Output is correct
4 Correct 4 ms 18008 KB Output is correct
5 Correct 4 ms 18012 KB Output is correct
6 Correct 4 ms 18020 KB Output is correct
7 Correct 4 ms 18012 KB Output is correct
8 Correct 5 ms 18008 KB Output is correct
9 Correct 4 ms 18012 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 18008 KB Output is correct
2 Correct 4 ms 18012 KB Output is correct
3 Correct 4 ms 18012 KB Output is correct
4 Correct 4 ms 18008 KB Output is correct
5 Correct 4 ms 18012 KB Output is correct
6 Correct 4 ms 18020 KB Output is correct
7 Correct 4 ms 18012 KB Output is correct
8 Correct 5 ms 18008 KB Output is correct
9 Correct 4 ms 18012 KB Output is correct
10 Correct 4 ms 18012 KB Output is correct
11 Correct 4 ms 18012 KB Output is correct
12 Correct 4 ms 18012 KB Output is correct
13 Correct 4 ms 17844 KB Output is correct
14 Correct 4 ms 18012 KB Output is correct
15 Correct 4 ms 18012 KB Output is correct
16 Correct 4 ms 18012 KB Output is correct
17 Correct 4 ms 18012 KB Output is correct
18 Correct 4 ms 18020 KB Output is correct
19 Correct 4 ms 18012 KB Output is correct
20 Correct 4 ms 18012 KB Output is correct
21 Correct 4 ms 18012 KB Output is correct
22 Correct 4 ms 18012 KB Output is correct
23 Correct 4 ms 18008 KB Output is correct
24 Correct 4 ms 18012 KB Output is correct
25 Correct 4 ms 18052 KB Output is correct
26 Correct 4 ms 18024 KB Output is correct

Subtask #3
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 18008 KB Output is correct
2 Correct 4 ms 18012 KB Output is correct
3 Correct 4 ms 18012 KB Output is correct
4 Correct 4 ms 18008 KB Output is correct
5 Correct 4 ms 18012 KB Output is correct
6 Correct 4 ms 18020 KB Output is correct
7 Correct 4 ms 18012 KB Output is correct
8 Correct 5 ms 18008 KB Output is correct
9 Correct 4 ms 18012 KB Output is correct
10 Correct 4 ms 18012 KB Output is correct
11 Correct 4 ms 18012 KB Output is correct
12 Correct 4 ms 18012 KB Output is correct
13 Correct 4 ms 17844 KB Output is correct
14 Correct 4 ms 18012 KB Output is correct
15 Correct 4 ms 18012 KB Output is correct
16 Correct 4 ms 18012 KB Output is correct
17 Correct 4 ms 18012 KB Output is correct
18 Correct 4 ms 18020 KB Output is correct
19 Correct 4 ms 18012 KB Output is correct
20 Correct 4 ms 18012 KB Output is correct
21 Correct 4 ms 18012 KB Output is correct
22 Correct 4 ms 18012 KB Output is correct
23 Correct 4 ms 18008 KB Output is correct
24 Correct 4 ms 18012 KB Output is correct
25 Correct 4 ms 18052 KB Output is correct
26 Correct 4 ms 18024 KB Output is correct
27 Correct 28 ms 18364 KB Output is correct
28 Correct 28 ms 18344 KB Output is correct
29 Correct 26 ms 18268 KB Output is correct
30 Correct 17 ms 18012 KB Output is correct
31 Correct 5 ms 18012 KB Output is correct
32 Correct 4 ms 18012 KB Output is correct
33 Correct 5 ms 18012 KB Output is correct
34 Correct 13 ms 18184 KB Output is correct
35 Correct 13 ms 18012 KB Output is correct
36 Correct 60 ms 18548 KB Output is correct
37 Correct 51 ms 18424 KB Output is correct
38 Correct 63 ms 18264 KB Output is correct
39 Correct 63 ms 18268 KB Output is correct
40 Correct 9 ms 18008 KB Output is correct
41 Correct 32 ms 18012 KB Output is correct

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 18008 KB Output is correct
2 Correct 4 ms 18012 KB Output is correct
3 Correct 4 ms 18012 KB Output is correct
4 Correct 4 ms 18008 KB Output is correct
5 Correct 4 ms 18012 KB Output is correct
6 Correct 4 ms 18020 KB Output is correct
7 Correct 4 ms 18012 KB Output is correct
8 Correct 5 ms 18008 KB Output is correct
9 Correct 4 ms 18012 KB Output is correct
10 Execution timed out 3028 ms 40900 KB Time limit exceeded
11 Halted 0 ms 0 KB -

Subtask #5
0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 18008 KB Output is correct
2 Correct 4 ms 18012 KB Output is correct
3 Correct 4 ms 18012 KB Output is correct
4 Correct 4 ms 18008 KB Output is correct
5 Correct 4 ms 18012 KB Output is correct
6 Correct 4 ms 18020 KB Output is correct
7 Correct 4 ms 18012 KB Output is correct
8 Correct 5 ms 18008 KB Output is correct
9 Correct 4 ms 18012 KB Output is correct
10 Correct 4 ms 18012 KB Output is correct
11 Correct 4 ms 18012 KB Output is correct
12 Correct 4 ms 18012 KB Output is correct
13 Correct 4 ms 17844 KB Output is correct
14 Correct 4 ms 18012 KB Output is correct
15 Correct 4 ms 18012 KB Output is correct
16 Correct 4 ms 18012 KB Output is correct
17 Correct 4 ms 18012 KB Output is correct
18 Correct 4 ms 18020 KB Output is correct
19 Correct 4 ms 18012 KB Output is correct
20 Correct 4 ms 18012 KB Output is correct
21 Correct 4 ms 18012 KB Output is correct
22 Correct 4 ms 18012 KB Output is correct
23 Correct 4 ms 18008 KB Output is correct
24 Correct 4 ms 18012 KB Output is correct
25 Correct 4 ms 18052 KB Output is correct
26 Correct 4 ms 18024 KB Output is correct
27 Correct 28 ms 18364 KB Output is correct
28 Correct 28 ms 18344 KB Output is correct
29 Correct 26 ms 18268 KB Output is correct
30 Correct 17 ms 18012 KB Output is correct
31 Correct 5 ms 18012 KB Output is correct
32 Correct 4 ms 18012 KB Output is correct
33 Correct 5 ms 18012 KB Output is correct
34 Correct 13 ms 18184 KB Output is correct
35 Correct 13 ms 18012 KB Output is correct
36 Correct 60 ms 18548 KB Output is correct
37 Correct 51 ms 18424 KB Output is correct
38 Correct 63 ms 18264 KB Output is correct
39 Correct 63 ms 18268 KB Output is correct
40 Correct 9 ms 18008 KB Output is correct
41 Correct 32 ms 18012 KB Output is correct
42 Execution timed out 3028 ms 40900 KB Time limit exceeded
43 Halted 0 ms 0 KB -