# include <fstream>
# include <iostream>
using namespace std;
# define MAX 100001
int n, *a[MAX], d[100001], s;

void read ()
{
	ifstream fin ("bfs.in");
	int m;
	fin>>n>>m>>s;
	for (int i=1;i<=n;i++)
		a[i]=new int [n+1], d[i]=-1;
	for (;m;--m)
	{
		int i, j;
		fin>>i>>j;
		a[i][j]=1;
	}
	
}

void bfs ()
{
	int *coada=new int [n+1], st=1, dr=1, k, i;
	coada[1]=s;
	d[s]=0;
	while (st<=dr)
	{
		k=coada[st];
		for (i=1;i<=n;i++)
			if (a[k][i]==1 && d[i]==-1)
			{
				coada[++dr]=i;
				d[i]=d[k]+1;
			}
		st++;
	}
}

void write ()
{
	ofstream fout ("bfs.out");
	for (int i=1;i<=n;i++)
		fout<<d[i]<<" ";
}

int main ()
{
	read ();
	bfs ();
	write ();
	return 0;
}