#include <bits/stdc++.h>

#define Nmax 100011

using namespace std;

int v,m,viz[Nmax],k,stiva[Nmax],st=1,dr=1,dists,distante[Nmax],dist,s;

vector <int> adj[Nmax];

void bfs (int nod,int dist)
{
    if (dist<distante[nod] || distante[nod]==-1)
    {
        for (int i=1;i<adj[nod].size();++i)
        {
            bfs(adj[nod][i],dist+1);
        }
    }

}

int main()
{
    ifstream fin ("bfs.in");
    ofstream fout ("bfs.out");
    fin>>v>>m>>s;
    for (int i=1;i<=m;++i)
    {
        int a,b;
        fin>>a>>b;
        adj[a].push_back(b);
    }
    for (int i=1;i<=v;++i)
    {
    distante[i]=-1;
    }
    bfs(s,0);
    for (int i=1;i<=n;++i)
    {
        fout<<distante[i]<<" ";
    }
}