Submission #350683

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
350683	2021-01-19 07:22:07	Kerim	Stations (IOI20_stations)	C++17	76 / 100	988 ms	1252 KiB

stations

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#include "stations.h"
#include "bits/stdc++.h"
#define MAXN 1009
#define INF 1000000007
#define mp(x,y) make_pair(x,y)
#define all(v) v.begin(),v.end()
#define pb(x) push_back(x)
#define wr cout<<"----------------"<<endl;
#define ppb() pop_back()
#define tr(ii,c) for(__typeof((c).begin()) ii=(c).begin();ii!=(c).end();ii++)
#define ff first
#define ss second
#define my_little_dodge 46
#define debug(x)  cerr<< #x <<" = "<< x<<endl;
using namespace std;
typedef long long ll;
typedef pair<int,int> PII;
template<class T>bool umin(T& a,T b){if(a>b){a=b;return 1;}return 0;}
template<class T>bool umax(T& a,T b){if(a<b){a=b;return 1;}return 0;}
int tin[MAXN],tout[MAXN],T,n;
vector<int>adj[MAXN],labels;
void dfs(int nd,int pr,int lvl){
  tin[nd]=T++;
  tr(it,adj[nd])
    if(*it!=pr)
      dfs(*it,nd,lvl^1);
  tout[nd]=T++; 
  if(lvl)labels[nd]=tout[nd];
  else labels[nd]=tin[nd];
 
 
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• Subtask 1: 0 / 5
• Subtask 2: 0 / 8
• Subtask 3: 16 / 16
• Subtask 4: 10 / 10
• Subtask 5: 50 / 61