#include <cstdio>
#define nMax 100100
using namespace std;

int n;
int m;
int k;
int viz[nMax];
int coada[nMax];
int nCoada;

struct nod{
    int x;
    nod *urm;
}*a[nMax];


void citire()
{
    scanf("%d%d%d",&n,&m,&k);
    for(int i=0;i<m;i++)
    {
        int x;
        int y;
        scanf("%d%d",&x,&y);
        nod *z;
        z=new nod;
        z->x=y;
        z->urm=a[x];
        a[x]=z;
    }

}

void bfs()
{
    coada[nCoada++]=k;
    viz[k]=1;
    for(int i=0;i<nCoada;i++)
    {
        for( nod *j=a[coada[i]];j;j=j->urm)
        {
            if(!viz[j->x])
            {
                viz[j->x]=viz[coada[i]]+1;
                coada[nCoada++]=j->x;
            }
        }
    }
}

void afisare()
{
    for(int i=1;i<=n;i++)
    {
        printf("%d ",viz[i]-1);
    }
}

int main()
{
    freopen("bfs.in","r",stdin);
    freopen("bfs.out","w",stdout);
    citire();
    bfs();
    afisare();

    return 0;
}