Submission #1162352

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1162352	2025-03-06 04:56:22	Alfraganus	Connecting Supertrees (IOI20_supertrees)	C++20	0 / 100	0 ms	324 KiB

supertrees

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#include "supertrees.h"
#include <bits/stdc++.h>
using namespace std;
#define print(a) for(auto x : a) cout << x << ' '; cout << endl;
struct DSU {
  int size = 1;
  vector<int> par, sz;
  DSU (int n){
    par.resize(n);
    sz.resize(n);
    for(int i = 0; i < n; i ++)
      par[i] = i, sz[i] = 1;
  }
  void merge(int a, int b){
    a = find(a);
    b = find(b);
    if(a == b)
      return;
    
    if(sz[a] < sz[b])
      swap(a, b);
    par[b] = a;
 
 
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