#include <fstream>

using namespace std;
ifstream in("bfs.in");
ofstream out("bfs.out");
struct nod
{
    int vf;
    nod *urm;
};
int n,m,s,c[100005],viz[100005];
nod *prim[100005];
void adaugare (int x,int y)
{
    nod *p;
    p=new nod;
    p->vf=y;
    p->urm=prim[x];
    prim[x]=p;
}

int main()
{
    int x,y,p,u;
    in>>n>>m>>s;
    for (int i=1;i<=m;i++)
    {
        in>>x>>y;
        adaugare(x,y);
    }
    p=u=1;
    c[1]=s;
    viz[s]=1;
    while (p<=u)
    {
        x=c[p];
        p++;
        for (nod *q=prim[x];q;q=q->urm)
        {
            if (viz[q->vf]==0)
            {
                u++;
                c[u]=q->vf;
                viz[q->vf]=1+viz[x];
            }
        }
    }
    for (int i=1;i<=n;i++)
        out<<viz[i]-1<<" ";
    return 0;
}