Submission #338058

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
338058	2020-12-22 11:40:38	MvC	Stations (IOI20_stations)	C++17	100 / 100	1017 ms	1244 KiB

stations

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#include "stations.h"
#include <bits/stdc++.h>
#define rc(x) return cout<<x<<endl,0
#define pb push_back
#define mkp make_pair
#define in insert
#define er erase
#define fd find
#define fr first
#define sc second
#define all(x) x.begin(),x.end()
#define lun(x) (int)x.size()
typedef long long ll;
typedef long double ld;
const ll INF=0x3f3f3f3f3f3f3f3f;
const ll llinf=(1LL<<60);
const int inf=(1<<30);
const int nmax=1e3+50;
const ll mod=1e9+7;
using namespace std;
int i,d[nmax],in[nmax],out[nmax],tt;
vector<int>g[nmax],rs;
void dfs(int x,int p)
{
    d[x]=d[p]^1;
    if(d[x])in[x]=tt++;
    for(int i=0;i<lun(g[x]);i++)if(g[x][i]!=p)dfs(g[x][i],x);
    if(!d[x])out[x]=tt++;
}
vector<int> label(int n,int k,vector<int> u,vector<int> v)
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 8 / 8
• Subtask 3: 16 / 16
• Subtask 4: 10 / 10
• Subtask 5: 61 / 61