Submission #435487

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
435487	2021-06-23 11:26:20	errorgorn	Fountain Parks (IOI21_parks)	C++17	100 / 100	805 ms	32088 KiB

parks

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#include "parks.h"
 
#include <bits/stdc++.h>
using namespace std;
 
#define ll long long
#define ii pair<ll,ll>
#define fi first
#define se second
 
#define puf push_front
#define pof pop_front
#define pub push_back
#define pob pop_back
#define lb lower_bound
#define ub upper_bound
 
#define rep(x,s,e) for (auto x=s-(s>e);x!=e-(s>e);s<e?x++:x--)
#define all(x) (x).begin(),(x).end()
#define sz(x) (int) (x).size()
 
struct UFDS{
  int p[200005];
 
  UFDS(){
    rep(x,0,200005) p[x]=x;
  }
 
  int parent(int i){
    if (p[i]==i) return i;
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 15 / 15
• Subtask 4: 20 / 20
• Subtask 5: 20 / 20
• Subtask 6: 30 / 30