Submission #744957

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
744957	2023-05-19 08:58:18	josanneo22	Stranded Far From Home (BOI22_island)	C++17	100 / 100	289 ms	49744 KiB

island

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#include <bits/stdc++.h>
#include<unordered_map>
#include<unordered_set>
#include<algorithm>
using namespace std;
#define mp make_pair
#define pb push_back
#define pii pair<int,int>
#define fi first
#define se second 
#define int long long
const int maxn = 2e5 + 500;
vector<vector<int>> adj(maxn),mrk(maxn);
vector<int> par, sz, s(maxn), inserted(maxn), power(maxn),vis(maxn), win(maxn,1), rep(maxn);
void init(int n) {
  par.resize(n); sz.resize(n);
  for (int i = 0; i < n; i++) {
    par[i] = i;
    sz[i] = 1;
  }
}
int find(int x) {
  if (par[x] == x) return x;
  else return par[x] = find(par[x]);
}
void unite(int x, int y) {
  x = find(x);
  y = find(y);
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 15 / 15
• Subtask 4: 30 / 30
• Subtask 5: 35 / 35