#include<fstream>
using namespace std;
ifstream fin("bfs.in");
ofstream fout("bfs.out");
struct nod
{
    int vecin;
    nod *adr;
};
nod *L[100002];
int N,M,S,viz[100002];
void BFS(int vfstart,int viz[],nod *L[])
{
  int coada [100002],pr,ul,i;
  nod *p;
  ///fout<<vfstart<<" ";
  viz[vfstart]=1;
  coada[1]=vfstart;
  pr=1;
  ul=1;
  while(pr<=ul)
  {
      for(p=L[coada[pr]];p!=0;p=p->adr)
      {
          if(viz[p->vecin]==0)
          {
              ///fout<<i<<" ";
              viz[p->vecin]=viz[coada[pr]]+1;
              ul++;
              coada[ul]=p->vecin;
          }
      }
      pr++;
  }
}
int main ()
{
    nod *p;
    int i,x,y;
    fin>>N>>M>>S;
    for(i=1;i<=M;i++)
    {
        fin>>x>>y;
        p=new nod;
        p->vecin=y;
        p->adr=L[x];
        L[x]=p;
    }
    BFS(S,viz,L);
    for(i=1;i<=N;i++)
    {
        fout<<viz[i]-1<<" ";
    }
    fin.close();
    fout.close();
    return 0;
}