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

using namespace std;

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


vector<int> a[111111];
int l[111111],c[111111];

int main()
{
    int n,m,i,s,x,y,st,dr;
    in>>n>>m>>s;
    for(i=1;i<=m;++i)
    {
        in>>x>>y;
        a[x].push_back(y);
    }
    for(i=1;i<=n;++i)
    {
        l[i]=-1;
    }
    c[1]=s;
    l[s]=0;
    st=dr=1;
    while(st<=dr)
    {
        for(i=0;i<a[c[st]].size();++i)
        {
            if(l[a[c[st]][i]]==-1)
            {
                c[++dr]=a[c[st]][i];
                l[c[dr]]=l[c[st]]+1;
            }
        }
        st++;
    }
    for(i=1;i<=n;++i)
    {
        out<<l[i]<<" ";
    }
    return 0;
}