제출 #272816

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
272816	2020-08-18 15:47:33	limabeans	Collapse (JOI18_collapse)	C++17	5 / 100	15050 ms	28752 KiB

collapse

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#include "collapse.h"
#include <bits/stdc++.h>
using namespace std;
template<typename T>
void out(T x) { cout << x << endl; exit(0); }
#define watch(x) cout << (#x) << " is " << (x) << endl
struct dsu0 {
    vector<int> par, siz;
    int n;
    int cc;
    int largest;
    void init(int n) {
  assert(n>0);
  this->n=n;
  cc=n;
  par.resize(n+10);siz.resize(n+10);
  for (int i=0; i<n; i++) par[i]=i,siz[i]=1;
  largest=1;
    }
    int parent(int x) {
  assert(x>=0 && x<n);
  return par[x]==x?x:par[x]=parent(par[x]);
    }
    bool join(int x, int y) {
  x=parent(x);y=parent(y);
  if (x==y) return false;
  cc--;
 
 
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• Subtask 2: 0 / 30
• Subtask 3: 0 / 30
• Subtask 4: 0 / 35