Submission #384104

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
384104	2021-03-31 12:51:24	peijar	Railway (BOI17_railway)	C++17	100 / 100	277 ms	35168 KiB

railway

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#include <bits/stdc++.h>
#define int long long
using namespace std;
const int MAXN = 1e5;
const int MAXP = 18;
int par[MAXP][MAXN];
int parEdge[MAXN];
int nbMarque[MAXN];
vector<pair<int, int>> adj[MAXN];
int delta[MAXN];
int depth[MAXN];
int t;
int tin[MAXN];
int nbSommets, nbDeputes, nbVoulu;
void dfs(int iNoeud, int iPere)
{
  par[0][iNoeud] = iPere;
  tin[iNoeud] = t++;
  for (auto [iFrere, iArete] : adj[iNoeud])
    if (iFrere != iPere)
    {
      parEdge[iFrere] = iArete;
      depth[iFrere] = depth[iNoeud] + 1;
      dfs(iFrere, iNoeud);
    }
}
 
 
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• Subtask 5: 16 / 16
• Subtask 6: 25 / 25