Submission #939499

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
939499	2024-03-06 12:05:54	WonderfulWhale	Making Friends on Joitter is Fun (JOI20_joitter2)	C++17	100 / 100	1146 ms	87468 KiB

joitter2

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#include<bits/stdc++.h>
using namespace std;
#define int int64_t
#define pb push_back
#define pii pair<int, int>
#define st first
#define nd second
#define sz(x) (int)(x).size()
#define all(x) (x).begin(), (x).end()
const int MAXN = 100'009;
int cnt[MAXN];
int p[MAXN];
int sz[MAXN];
int sum[MAXN];
vector<int> V[MAXN];
set<int> In[MAXN];
set<int> Out[MAXN];
set<int> in[MAXN];
set<int> out[MAXN];
int ans;
int Find(int x) {
  return x==p[x]?x:p[x]=Find(p[x]);
}
void Union(int a, int b) {
  a = Find(a);
 
 
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• Subtask 1: 1 / 1
• Subtask 2: 16 / 16
• Subtask 3: 83 / 83