oj.uz

Submission #1069729

# Submission time Handle Problem Language Result Execution time Memory
1069729 2024-08-22T08:34:46 Z Muhammad_Aneeq Longest Trip (IOI23_longesttrip) C++17
5 / 100
 872 ms 1476 KB 
#include <vector>
#include <set>
#include "longesttrip.h"
#include <bitset>
using namespace std;
int const MAXN=256;
vector<int>nei[MAXN]={};
vector<int>ans;
vector<int>cur;
bitset<MAXN>vis;
int root=0;
vector<int> dfs(int u)
{
	vis[u]=1;
	vector<int>mx,mx1;
	for (auto i:nei[u])
	{
		if (vis[i])
			continue;
		vector<int>z=dfs(i);
		if (z.size()>mx.size())
		{
			mx1=mx;
			mx=z;
		}
		else if (z.size()>mx1.size())
			mx1=z;
	}
	if (u==root)
	{
		vector<int>f=mx;
		f.push_back(u);
		for (auto i:mx1)
			f.push_back(i);
		if (f.size()>ans.size())
			ans=f;
		return f;
	}
	mx.push_back(u);
	return mx;
}
vector<int> longest_trip(int N, int D)
{
	ans.clear();
	for (int i=0;i<N;i++)
		nei[i].clear(),vis[i]=0;;
	vector<int>x,y;
	for (int i=0;i<N;i++)
		for (int j=i+1;j<N;j++)
		{
			if (are_connected({i},{j}))
				nei[i].push_back(j),nei[j].push_back(i);
		}
	for (int i=0;i<N;i++)
	{
		if (!vis[i])
		{
			root=i;
			dfs(i);
		}
	}
	return ans;
}

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 204 ms 732 KB Output is correct

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 344 KB Output is correct
2 Correct 22 ms 344 KB Output is correct
3 Correct 158 ms 600 KB Output is correct
4 Correct 394 ms 460 KB Output is correct
5 Correct 858 ms 788 KB Output is correct

Subtask #2
0.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 344 KB Output is correct
2 Correct 21 ms 344 KB Output is correct
3 Correct 157 ms 600 KB Output is correct
4 Correct 404 ms 672 KB Output is correct
5 Correct 852 ms 848 KB Output is correct
6 Correct 11 ms 344 KB Output is correct
7 Incorrect 5 ms 344 KB Incorrect
8 Halted 0 ms 0 KB -

Subtask #3
0.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 344 KB Output is correct
2 Correct 22 ms 344 KB Output is correct
3 Correct 171 ms 344 KB Output is correct
4 Correct 306 ms 940 KB Output is correct
5 Correct 806 ms 1100 KB Output is correct
6 Correct 8 ms 344 KB Output is correct
7 Correct 25 ms 344 KB Output is correct
8 Correct 118 ms 600 KB Output is correct
9 Correct 281 ms 468 KB Output is correct
10 Correct 832 ms 880 KB Output is correct
11 Correct 808 ms 1264 KB Output is correct
12 Correct 812 ms 768 KB Output is correct
13 Correct 851 ms 916 KB Output is correct
14 Correct 8 ms 344 KB Output is correct
15 Correct 15 ms 344 KB Output is correct
16 Correct 42 ms 344 KB Output is correct
17 Correct 92 ms 344 KB Output is correct
18 Correct 150 ms 456 KB Output is correct
19 Correct 318 ms 592 KB Output is correct
20 Correct 297 ms 344 KB Output is correct
21 Correct 837 ms 944 KB Output is correct
22 Correct 830 ms 768 KB Output is correct
23 Correct 834 ms 1020 KB Output is correct
24 Correct 872 ms 1072 KB Output is correct
25 Correct 8 ms 344 KB Output is correct
26 Correct 9 ms 344 KB Output is correct
27 Correct 22 ms 344 KB Output is correct
28 Correct 23 ms 344 KB Output is correct
29 Correct 32 ms 344 KB Output is correct
30 Correct 184 ms 344 KB Output is correct
31 Correct 215 ms 344 KB Output is correct
32 Correct 193 ms 344 KB Output is correct
33 Correct 311 ms 848 KB Output is correct
34 Correct 332 ms 684 KB Output is correct
35 Correct 343 ms 600 KB Output is correct
36 Correct 861 ms 760 KB Output is correct
37 Correct 866 ms 1004 KB Output is correct
38 Correct 865 ms 1192 KB Output is correct
39 Correct 829 ms 1092 KB Output is correct
40 Correct 839 ms 1476 KB Output is correct
41 Correct 842 ms 1204 KB Output is correct
42 Correct 783 ms 852 KB Output is correct
43 Correct 703 ms 1216 KB Output is correct
44 Correct 807 ms 1456 KB Output is correct
45 Correct 9 ms 344 KB Output is correct
46 Correct 8 ms 344 KB Output is correct
47 Correct 16 ms 344 KB Output is correct
48 Correct 23 ms 344 KB Output is correct
49 Correct 24 ms 344 KB Output is correct
50 Correct 169 ms 432 KB Output is correct
51 Correct 177 ms 592 KB Output is correct
52 Correct 184 ms 344 KB Output is correct
53 Correct 319 ms 500 KB Output is correct
54 Incorrect 353 ms 500 KB Incorrect
55 Halted 0 ms 0 KB -

Subtask #4
0.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 344 KB Output is correct
2 Correct 23 ms 344 KB Output is correct
3 Partially correct 137 ms 344 KB Output is partially correct
4 Partially correct 410 ms 600 KB Output is partially correct
5 Partially correct 863 ms 1296 KB Output is partially correct
6 Correct 8 ms 344 KB Output is correct
7 Incorrect 5 ms 344 KB Incorrect
8 Halted 0 ms 0 KB -