Submission #1072809

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1072809	2024-08-24 05:29:26	emptypringlescan	Building Skyscrapers (CEOI19_skyscrapers)	C++17	0 / 100	3587 ms	1628 KiB

skyscrapers

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#include <bits/stdc++.h>
using namespace std;
struct custom_hash{
  size_t operator()(pair<long long,long long> x) const{
    return x.first*(1e9+5)+x.second;
  }
};
int dx[]={0,1,0,-1},dy[]={1,0,-1,0};
int32_t main(){
  ios::sync_with_stdio(0);
  cin.tie(0);
  int n,t;
  cin >> n >> t;
  pair<pair<int,int>,int> arr[n];
  for(int i=0; i<n; i++){
    cin >> arr[i].first.first >> arr[i].first.second;
    arr[i].second=i;
  }
  sort(arr,arr+n);
  do{
    bool can=true;
    unordered_set<pair<int,int>,custom_hash> got;
    for(int i=0; i<n-1; i++){
      if(abs(arr[i].first.first-arr[i+1].first.first)>1||abs(arr[i].first.second-arr[i+1].first.second)>1) can=false;
      if(!can) break;
      got.clear();
      for(int j=0; j<i; j++) got.insert(arr[j].first);
      queue<pair<int,int> > q;
      q.push(arr[i].first);
      while(!q.empty()){
 
 
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• Subtask 1: 0 / 8
• Subtask 2: 0 / 14
• Subtask 3: 0 / 12
• Subtask 4: 0 / 17
• Subtask 5: 0 / 20
• Subtask 6: 0 / 10
• Subtask 7: 0 / 19