Submission #282812

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
282812	2020-08-25 02:08:48	rama_pang	Amusement Park (JOI17_amusement_park)	C++14	100 / 100	2506 ms	11756 KiB

Joi

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#include "Joi.h"
#include <bits/stdc++.h>
using namespace std;
namespace {
const int BITS = 60;
class DisjointSet {
 public:
  vector<int> p;
  vector<int> sz;
  vector<int> hist;
  DisjointSet() {}
  DisjointSet(int n) : p(n), sz(n, 1) {
    iota(begin(p), end(p), 0);
  }
  void clear() {
    for (auto i : hist) {
      p[i] = i;
      sz[i] = 1;
    }
    hist.clear();
  }
  int Unite(int x, int y) {
    hist.emplace_back(x);
    hist.emplace_back(y);
 
 
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Ioi

 
 
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• Subtask 1: 8 / 8
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 55 / 55
• Subtask 5: 17 / 17