1607 | 2022. 11. 28 20:38:47 | kicsiboglar | Rácsháló gráf | cpp11 | Elfogadva 50/50 | 65ms | 4456 KiB |
#include <iostream>
#include <vector>
#include <deque>
#define ll long long
using namespace std;
struct adat
{
ll f, s, steps;
};
struct element
{
bool lat;
vector <ll> sz;
};
ll n, m, i, j, a, b,k,M;
int main()
{
cin >> n >> m>> M;
vector <element> x((n*m) + 1);
for (i = 1; i <= n * m; ++i)
{
if (i > m) x[i].sz.push_back(i - m);
if (i <= (n * m) - m) x[i].sz.push_back(i + m);
if (i % m != 0) x[i].sz.push_back(i + 1);
if (i % m != 1) x[i].sz.push_back(i - 1);
}
ll maxi = (n - 1) * (m - 1);
for (k = 1; k <= M; ++k)
{
cin >> a >> b;
x[a].sz.push_back(b);
x[b].sz.push_back(a);
maxi = -1;
for (i = 1; i <= n * m; ++i)
{
for (j = 1; j <= n * m; ++j) x[j].lat = false;
deque <pair<ll, ll> > v;
v.push_back({ i,0 });
pair<ll, ll> act;
x[i].lat = true;
while (!v.empty())
{
act = v[0];
v.pop_front();
for (auto e : x[act.first].sz)
{
if (!x[e].lat)
{
x[e].lat = true;
if (act.second + 1 > maxi) maxi = act.second + 1;
v.push_back({ e,act.second + 1 });
}
}
}
}
cout<<maxi<<"\n";
}
}
Részfeladat | Összpont | Teszt | Verdikt | Idő | Memória | ||
---|---|---|---|---|---|---|---|
base | 50/50 | ||||||
1 | Elfogadva | 0/0 | 3ms | 1728 KiB | |||
2 | Elfogadva | 0/0 | 64ms | 1868 KiB | |||
3 | Elfogadva | 2/2 | 2ms | 2052 KiB | |||
4 | Elfogadva | 2/2 | 2ms | 2124 KiB | |||
5 | Elfogadva | 2/2 | 2ms | 2256 KiB | |||
6 | Elfogadva | 2/2 | 3ms | 2492 KiB | |||
7 | Elfogadva | 2/2 | 4ms | 2732 KiB | |||
8 | Elfogadva | 2/2 | 4ms | 2824 KiB | |||
9 | Elfogadva | 2/2 | 4ms | 2828 KiB | |||
10 | Elfogadva | 2/2 | 3ms | 2992 KiB | |||
11 | Elfogadva | 2/2 | 4ms | 3232 KiB | |||
12 | Elfogadva | 2/2 | 13ms | 3312 KiB | |||
13 | Elfogadva | 3/3 | 29ms | 3408 KiB | |||
14 | Elfogadva | 3/3 | 6ms | 3608 KiB | |||
15 | Elfogadva | 3/3 | 30ms | 3692 KiB | |||
16 | Elfogadva | 3/3 | 4ms | 3808 KiB | |||
17 | Elfogadva | 3/3 | 26ms | 3928 KiB | |||
18 | Elfogadva | 3/3 | 10ms | 4008 KiB | |||
19 | Elfogadva | 3/3 | 2ms | 3944 KiB | |||
20 | Elfogadva | 3/3 | 3ms | 4188 KiB | |||
21 | Elfogadva | 3/3 | 13ms | 4316 KiB | |||
22 | Elfogadva | 3/3 | 65ms | 4456 KiB |