#include <fstream>
#include <vector>
using namespace std;
ifstream fin ("bfs.in");
ofstream fout ("bfs.out");
vector <int> b[100001];
int c[100001],n,m,s,viz[100001];
void bf(int x)
{
    int p,u,j,w,z;
    c[1]=x;
    p=u=1;
    viz[x]=1;
    while (p<=u)
    {
        z=c[p];p++;
        for (j=0;j<b[z].size();j++)
        {
            w=b[z][j];
            if (!viz[w])
            {
                u++;
                c[u]=w;
                viz[w]=viz[z]+1;
            }
        }
    }
}
int main()
{
    int i,x,y;
   fin >>n>>m>>s;
   for (i=1;i<=m;i++)
   {
       fin>>x>>y;
       b[x].push_back(y);
   }
   bf(s);
   for (i=1;i<=n;i++)
    fout<<viz[i]-1<<' ';
    return 0;
}