Submission #457389

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
457389	2021-08-07 06:55:16	8e7	Meetings 2 (JOI21_meetings2)	C++17	100 / 100	501 ms	41644 KiB

meetings2

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//Challenge: Accepted
#include <iostream>
#include <algorithm>
#include <utility>
#include <vector>
#include <stack>
#include <queue>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
//using namespace __gnu_pbds;
void debug(){cout << endl;}
template<class T, class ... U> void debug(T a, U ... b){cout << a << " ", debug(b ...);};
template<class T> void pary(T l, T r) {
  while (l != r) cout << *l << " ", l++;
  cout << endl;
}
#define ll long long
#define maxn 200005
#define pii pair<int, int>
#define ff first
#define ss second
#define io ios_base::sync_with_stdio(0);cin.tie(0);
vector<int> adj[maxn];
int siz[maxn], dep[maxn], anc[18][maxn];
void dfs(int n, int par, int d) {
  anc[0][n] = par;
  dep[n] = d;
  siz[n] = 1;
  for (int v:adj[n]) {
 
 
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• Subtask 1: 4 / 4
• Subtask 2: 16 / 16
• Subtask 3: 80 / 80