제출 #998134

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
998134	2024-06-13 10:20:09	Arapak	슈퍼트리 잇기 (IOI20_supertrees)	C++17	100 / 100	171 ms	23496 KiB

supertrees

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// Author: Kajetan Ramsza
#include "bits/stdc++.h"
#include "supertrees.h"
using namespace std;
#define rep(i, a, b) for(int i = (a); i < (b); ++i)
#define all(x) begin(x), end(x)
#define sz(x) (int)(x).size()
typedef long long ll;
typedef pair<int, int> pii;
typedef vector<int> vi;
template<typename F, typename S> ostream& operator<<(ostream& os, const pair<F, S> &p) { return os<<"("<<p.first<<", "<<p.second<<")"; }
template<typename T> ostream &operator<<(ostream & os, const vector<T> &v) { os << "{"; typename vector< T > :: const_iterator it;
    for( it = v.begin(); it != v.end(); it++ ) { if( it != v.begin() ) os << ", "; os << *it; } return os << "}"; }
void dbg_out() { cerr<<'\n'; }
template<typename Head, typename... Tail> void dbg_out(Head H, Tail... T) { cerr<<' '<<H; dbg_out(T...); }
#ifdef DEBUG
#define dbg(...) cerr<<"(" << #__VA_ARGS__ <<"):", dbg_out(__VA_ARGS__)
#else
#define dbg(...) 
#endif
struct DSU {
  vi dsu, siz;
  DSU(int n) : dsu(n), siz(n, 1) {
    iota(all(dsu), 0);
 
 
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