9475 | 2024. 02. 22 10:17:58 | TortelliniJr | Kerékpártúra (50 pont) | cpp17 | Időlimit túllépés 47/50 | 467ms | 10192 KiB |
using namespace std;
#include <iostream>
#include <vector>
#include <algorithm>
int main()
{
int p, e, s;
int a, b;
cin >> p >> e >> s;
vector<vector<int>> graf(p + 1);
vector<vector<int>> farg(p + 1);
for (int i = 0; i < e; i++)
{
cin >> a >> b;
graf[a].push_back(b);
farg[b].push_back(a);
}
int curr = s;
vector<bool> vis(p);
vector<int> st;
vector<int> glhf;
int n = 0;
while (true)
{
vis[curr] = true;
for (int i = 0; i < graf[curr].size(); i++)
{
if (graf[curr][i] != s && glhf.end() == find(glhf.begin(), glhf.end(), graf[curr][i]))
{
glhf.push_back(graf[curr][i]);
}
}
for (int i = 0; i < farg[curr].size(); i++)
{
if (find(st.begin(), st.end(), farg[curr][i]) == st.end() && !vis[farg[curr][i]])
{
st.push_back(farg[curr][i]);
}
}
if (n < st.size())
{
curr = st[n];
n++;
}
else
{
break;
}
}
cout << glhf.size() << endl;
for (int i = 0; i < glhf.size(); i++)
{
cout << glhf[i] << " ";
}
}
Részfeladat | Összpont | Teszt | Verdikt | Idő | Memória | ||
---|---|---|---|---|---|---|---|
base | 47/50 | ||||||
1 | Elfogadva | 0/0 | 3ms | 1808 KiB | |||
2 | Elfogadva | 0/0 | 21ms | 4056 KiB | |||
3 | Elfogadva | 2/2 | 3ms | 2112 KiB | |||
4 | Elfogadva | 2/2 | 3ms | 2312 KiB | |||
5 | Elfogadva | 2/2 | 3ms | 2532 KiB | |||
6 | Elfogadva | 2/2 | 3ms | 2620 KiB | |||
7 | Elfogadva | 2/2 | 3ms | 2860 KiB | |||
8 | Elfogadva | 2/2 | 4ms | 2884 KiB | |||
9 | Elfogadva | 2/2 | 4ms | 3204 KiB | |||
10 | Elfogadva | 2/2 | 4ms | 3128 KiB | |||
11 | Elfogadva | 2/2 | 7ms | 3320 KiB | |||
12 | Elfogadva | 2/2 | 14ms | 3976 KiB | |||
13 | Elfogadva | 2/2 | 14ms | 4172 KiB | |||
14 | Elfogadva | 2/2 | 25ms | 4748 KiB | |||
15 | Elfogadva | 3/3 | 43ms | 6296 KiB | |||
16 | Elfogadva | 4/4 | 64ms | 6876 KiB | |||
17 | Elfogadva | 4/4 | 115ms | 7348 KiB | |||
18 | Elfogadva | 3/3 | 119ms | 7208 KiB | |||
19 | Elfogadva | 3/3 | 115ms | 7008 KiB | |||
20 | Elfogadva | 3/3 | 144ms | 9496 KiB | |||
21 | Elfogadva | 3/3 | 342ms | 10192 KiB | |||
22 | Időlimit túllépés | 0/3 | 467ms | 6476 KiB |