Submission #768512

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
768512	2023-06-28 08:20:32	parsadox2	LOSTIKS (INOI20_lostiks)	C++14	100 / 100	1238 ms	409264 KiB

Main

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#include <bits/stdc++.h>
#define pb    push_back
#define F   first
#define S     second
#define debug(x)    cout << #x << "= " << x << ", "
#define ll    long long
#define fast    ios::sync_with_stdio(false), cin.tie(0),  cout.tie(0)
#define SZ(x)         (int) x.size()
#define wall    cout << endl;
using namespace std;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
const int maxn = 1e6 + 10 , maxm = 21 , inf = 1e9;
int n , key[maxm] , s , t , t_path[maxm] , door[maxm] , par[maxm][maxn] , dis[maxn] , path[maxm][maxm];
int mask[maxn] , dp[maxm][(1 << maxm)] , ps;
struct edge{
  int v , lock;
};
vector <edge> adj[maxn];
void dfs(int v)
{
  for(auto u : adj[v])  if(u.v != par[0][v])
  {
    par[0][u.v] = v;
    dis[u.v] = dis[v] + 1;
    mask[u.v] = mask[v];
    if(u.lock != -1) 
    {
      door[u.lock] = v;
 
 
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• Subtask 1: 23 / 23
• Subtask 2: 36 / 36
• Subtask 3: 41 / 41