Submission #951296

#	Time	Username	Problem	Language	Result	Execution time	Memory
951296		NourWael	Firefighting (NOI20_firefighting)	C++17	3 / 100	197 ms	32272 KiB

Firefighting

#include <bits/stdc++.h>
#define int long long
using namespace std; 
int const mxN = 3e5+5;
int n,k; 
vector<pair<int,int>> adj [mxN];
signed main() {
  
  ios_base::sync_with_stdio(0); cin.tie(NULL); cout.tie(NULL);
 
   cin>>n>>k;
   for(int i=0; i<n-1; i++) {
      int a,b,c; cin>>a>>b>>c;
      adj[a].push_back({b,c}), adj[b].push_back({a,c});
   }

   cout<<n<<'\n';
   for(int i=1; i<=n; i++) cout<<i<<' ';

   return 0;
}

• Subtask 1: 3 / 3
• Subtask 2: 0 / 5
• Subtask 3: 0 / 9
• Subtask 4: 0 / 19
• Subtask 5: 0 / 26
• Subtask 6: 0 / 38