#include <fstream>
#include <iostream>
#include <vector>
#include <queue>

#define nod first
#define cost second
using namespace std;
int n,m,s,i,j,fv[100005],aux;

ifstream fin("bfs.in");
ofstream fout("bfs.out");

queue<  int >Q;
vector< int > v[100005];

int main()
{
    fin>>n>>m>>s;
    for( int r = 1; r <= m; r++ )
    {
        fin>>i>>j;
        v[ i ].push_back( j );
    }
    fv[ s ] = 1;
    Q.push( s );
    while( !Q.empty( ) )
    {
        aux = Q.front( );
        Q.pop( );
        for( i = 0; i < v[ aux ].size( ); i++ )
        {
            if( !fv[ v[ aux ][ i ] ]  )
            {
                fv[ v[ aux ][ i ] ] = fv[ aux ] + 1;
                Q.push(  v[ aux ][ i ]  );
            }

        }
    }
    for( i = 1; i <= n; i++ )
    {
        fout<<fv[ i ] - 1<<" ";
    }
    return 0;
}