Submission #1125893

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1125893	2024-12-11 08:25:33	nuutsnoynton	Synchronization (JOI13_synchronization)	C++17	100 / 100	1800 ms	38916 KiB

synchronization

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#include<bits/stdc++.h>
using namespace std;
using ll = long long;
const ll N = 2e5 + 2;
ll etseg[N], huu[N], out[N], par[20][N], is_connected[N], in[N],val[N], depth[N], last_connected[N];
ll Sum[16 * N], Has[16 * N], n;
vector < ll > adj[N];
ll timer = 0;
void Go(ll cur, ll parent) {
  ll i;
  par[0][cur] = parent;
  for (i = 1; i <= 18; i++) par[i][cur] = par[i - 1][par[i - 1][cur]];
  is_connected[cur] = 0;
  in[cur] = ++timer;
//  par[cur] = parent;
  for ( ll child : adj[cur]) {
    if ( child == parent) continue;
    depth[child] = depth[cur] + 1;
    Go(child, cur);
    
  }
  out[cur] = timer;
  return ;
}
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 10 / 10
• Subtask 4: 20 / 20
• Subtask 5: 40 / 40