제출 #322078

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
322078	2020-11-14 02:43:30	gurkot	기지국 (IOI20_stations)	C++14	100 / 100	1261 ms	1372 KiB

stations

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#include "stations.h"
#include <vector>
#include <iostream> 
using namespace std; 
int fix[1000],lab[1000],timer,lev;
vector <int> gr[1000];
 
void dfs(int u){  
 fix[u]=1; lev++;
 if((lev&1)==0) lab[u]=timer++;     
    
 for(int i=0;i<(int)gr[u].size();i++)
  if(fix[gr[u][i]]==0) dfs(gr[u][i]);   
  
 if((lev&1)==1) lab[u]=timer++;
 lev--; 
}
 
vector<int> label(int n, int k, vector<int> u, vector<int> v) {
 vector <int> labels; labels.resize(n); 
 for(int i=0;i<n;i++) {
  gr[i].clear();  lab[i]=fix[i]=0;
 }
  
 for (int i=0; i<(int)u.size(); i++) {
  gr[u[i]].push_back(v[i]);
  gr[v[i]].push_back(u[i]);
 }  
 timer=0; lev=-1;
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 8 / 8
• Subtask 3: 16 / 16
• Subtask 4: 10 / 10
• Subtask 5: 61 / 61