Submission #572575

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
572575	2022-06-04 17:19:44	model_code	Stranded Far From Home (BOI22_island)	C++17	100 / 100	350 ms	40452 KiB

island

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#include <bits/stdc++.h>
using namespace std;
int fnd(int u, vector<int> &p){ // performs path compression
  if(p[u] < 0) return u;
  return p[u] = fnd(p[u], p);
}
void mrg(int u, int v, vector<int> &p, vector<long long> &strength){
  u = fnd(u,p), v = fnd(v,p);
  if(u==v) return;
  if(p[u] > p[v]) swap(u,v); // performs size optimization
  p[u] += p[v];
  p[v] = u;
  strength[u] += strength[v];
}
void dfs(int u, int flag, vector<int> &canwin, vector<vector<int>> &mark){
  canwin[u] &= flag;
  for(int v : mark[u]) dfs(v, canwin[u], canwin, mark);
}
int main(){
  cin.tie(0);
  ios::sync_with_stdio(0);
  int N, M;
  cin >> N >> M;
  vector<int> s(N);
  for(int &x : s) cin >> x;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 15 / 15
• Subtask 4: 30 / 30
• Subtask 5: 35 / 35