9667 | 2024. 02. 23 20:23:43 | Vkrisztian01 | Hálózati átvitel | cpp17 | Elfogadva 50/50 | 45ms | 6496 KiB |
#include <iostream>
#include<algorithm>
#include<vector>
using namespace std;
int n,m,k,h,a,b,c;
vector<vector<pair<int,int> > > g;
vector<int>cost1;
vector<int>cost2;
void f()
{
while(h--)
{
for(int node=1;node<=n;node++)
{
for(auto to:g[node])
{
cost2[to.first]=max(cost2[to.first],min(to.second,cost1[node]));
}
}
cost1=cost2;
}
}
int main()
{
cin>>n>>m>>k>>h;
g.resize(n+1);
cost1.assign(n+1,-1);
cost2.assign(n+1,-1);
while(m--)
{
cin>>a>>b>>c;
g[a].push_back({b,c});
g[b].push_back({a,c});
}
cost1[k]=1e9;
cost2[k]=1e9;
f();
cost1[k]=0;
for(int i=1;i<=n;i++) cout<<cost1[i]<<"\n";
return 0;
}
Részfeladat | Összpont | Teszt | Verdikt | Idő | Memória | ||
---|---|---|---|---|---|---|---|
base | 50/50 | ||||||
1 | Elfogadva | 0/0 | 3ms | 1876 KiB | |||
2 | Elfogadva | 0/0 | 3ms | 2132 KiB | |||
3 | Elfogadva | 1/1 | 3ms | 2344 KiB | |||
4 | Elfogadva | 1/1 | 3ms | 2512 KiB | |||
5 | Elfogadva | 2/2 | 3ms | 2760 KiB | |||
6 | Elfogadva | 2/2 | 3ms | 2980 KiB | |||
7 | Elfogadva | 2/2 | 3ms | 3340 KiB | |||
8 | Elfogadva | 2/2 | 3ms | 3412 KiB | |||
9 | Elfogadva | 1/1 | 4ms | 3740 KiB | |||
10 | Elfogadva | 1/1 | 4ms | 4072 KiB | |||
11 | Elfogadva | 1/1 | 6ms | 4136 KiB | |||
12 | Elfogadva | 1/1 | 8ms | 4248 KiB | |||
13 | Elfogadva | 2/2 | 6ms | 4288 KiB | |||
14 | Elfogadva | 2/2 | 8ms | 4192 KiB | |||
15 | Elfogadva | 2/2 | 13ms | 4444 KiB | |||
16 | Elfogadva | 2/2 | 12ms | 4592 KiB | |||
17 | Elfogadva | 2/2 | 13ms | 4564 KiB | |||
18 | Elfogadva | 2/2 | 14ms | 4760 KiB | |||
19 | Elfogadva | 2/2 | 13ms | 4844 KiB | |||
20 | Elfogadva | 2/2 | 13ms | 5152 KiB | |||
21 | Elfogadva | 1/1 | 24ms | 5808 KiB | |||
22 | Elfogadva | 1/1 | 28ms | 5932 KiB | |||
23 | Elfogadva | 1/1 | 32ms | 5856 KiB | |||
24 | Elfogadva | 1/1 | 35ms | 6220 KiB | |||
25 | Elfogadva | 2/2 | 43ms | 6348 KiB | |||
26 | Elfogadva | 2/2 | 41ms | 6396 KiB | |||
27 | Elfogadva | 2/2 | 45ms | 6460 KiB | |||
28 | Elfogadva | 2/2 | 29ms | 6352 KiB | |||
29 | Elfogadva | 2/2 | 30ms | 6348 KiB | |||
30 | Elfogadva | 2/2 | 29ms | 6348 KiB | |||
31 | Elfogadva | 2/2 | 29ms | 6348 KiB | |||
32 | Elfogadva | 2/2 | 30ms | 6496 KiB |