제출 #293656

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
293656	2020-09-08 09:09:56	errorgorn	자매 도시 (APIO20_swap)	C++14	100 / 100	474 ms	56988 KiB

swap

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#include "swap.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define ii pair<ll,ll>
#define iii pair<ll,ii>
#define fi first
#define se second
#define rep(x,s,e) for (auto x=s-(s>e);x!=e-(s>e);(s<e?x++:x--))
#define sz(x) (int)(x).size()
#define all(x) (x).begin(),(x).end()
const int INF=1e9+100;
int n,m;
vector<ii> al[100005];
vector<iii> edges,loop;
int p[200005]; //ufds
int find(int i){
  if (i==p[i]) return i;
  else return p[i]=find(p[i]);
}
ll w[200005]; //weight of kruskal tree
ll extra[200005]; //extra stuff (fork, loop)
int pa[200005][20]; //2k decomp on kruskal tree
 
 
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