Submission #350728

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
3507282021-01-19 07:52:28KerimStations (IOI20_stations)C++17
100 / 100
1043 ms1368 KiB
#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 T,n;
vector<int>adj[MAXN],labels;
void dfs(int nd,int pr,int lvl){
if(!lvl)labels[nd]=T++;
tr(it,adj[nd])
if(*it!=pr)
dfs(*it,nd,lvl^1);
if(lvl)labels[nd]=T++;
}
vector<int> label(int N, int k,vector<int> u, std::vector<int> v) {
 
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