//#include <iostream>
#include <vector>
#include <fstream>
using namespace std;

ofstream cout("bfs.out");
ifstream cin("bfs.in");

vector<int> v[100005];
int fol[100005];


void bfs(int nod)
{
    int i;
    for (i=0; i<v[nod].size(); i++)
    {
        if (fol[v[nod][i]]==-1)
        {fol[v[nod][i]]=fol[nod]+1;
        bfs(v[nod][i]);}
    }
}


int main()
{
    int n, i,m,a,b, s,cnt=0;
    cin>>n>>m>>s;

    for (i=1; i<=n; i++)
    fol[i]=-1;

    fol[s]=0;

    for(i=1;i<=m;i++){
        cin>>a>>b;
        v[a].push_back(b);
    }
    bfs(s);
    for (i=1; i<=n; i++)
    cout << fol[i] << " ";
    return 0;
}