제출 #682053

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
682053	2023-01-15 12:46:18	Kahou	Mergers (JOI19_mergers)	C++14	100 / 100	1081 ms	140128 KiB

mergers

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/* In the name of God, aka Allah */
// let this be mytemp.cpp
#include<bits/stdc++.h>
using namespace std;
#define F first
#define S second
#define endl '\n'
#define mk make_pair
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int N = 5e5 + 50;
int n, k, cnt[N], ans, par[N];
int pr[N], sz[N];
int d[N];
bool mark[N];
vector<int> adj[N];
map<int, int> mp[N];
int getroot(int u) {
  if (pr[u] == u) return u;
  return pr[u] = getroot(pr[u]);
}
void uniset(int u, int v) {
  u = getroot(u);
  v = getroot(v);
  if (u == v) return;
  if (sz[u] < sz[v]) swap(u, v);
  pr[v] = u;
 
 
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• Subtask 3: 14 / 14
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• Subtask 5: 30 / 30