Submission #1128498

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1128498	2024-12-21 10:07:43	Alihan_8	The Xana coup (BOI21_xanadu)	C++20	20 / 100	1095 ms	66080 KiB

xanadu

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#include <bits/stdc++.h>
using namespace std;
using i64 = long long;
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);
  }
  
  i64 x = 0, pw = 1;
  
  for ( int i = 1; i <= n; i++ ){
    int b; cin >> b;
    
    x = x + b * pw;
    pw *= 2;
  }
  
  int k = n / 2;
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 15 / 15
• Subtask 3: 0 / 10
• Subtask 4: 0 / 40
• Subtask 5: 0 / 30