Submission #1128509

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1128509	2024-12-21 10:32:40	Alihan_8	The Xana coup (BOI21_xanadu)	C++20	100 / 100	112 ms	39032 KiB

xanadu

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#include <bits/stdc++.h>
using namespace std;
using i64 = long long;
void chmin(int &x, const int &y){
  x = min(x, y);
}
int dp[100005][2][2];
signed main(){
  int n; cin >> n;
  
  vector <vector<int>> adj(n);
  
  for ( int i = 1; i < n; i++ ){
    int u, v; cin >> u >> v;
    
    --u, --v;
    
    adj[u].push_back(v);
    adj[v].push_back(u);
  }
  
  vector <int> a(n);
  
  for ( auto &u: a ) cin >> u;
  
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 15 / 15
• Subtask 3: 10 / 10
• Subtask 4: 40 / 40
• Subtask 5: 30 / 30