#include <iostream>
#include <fstream>
#define nmax 100005
#include <vector>

using namespace std;
int n,m,l,dist[nmax],s[nmax],start,i,j;
ifstream f("bfs.in");
ofstream g("bfs.out");
vector <int> v[nmax];

    void build()
{
    int x,y;
    f>>n>>m>>start;

    for(i=1;i<=m;i++)
        {f>>x>>y;
         v[x].push_back(y);
        }
}
void setup()
{
    for(i=1;i<=n;i++)

    dist[i]=-1;
}

void bfs(int inceput)
{
    l= 1;
    dist[inceput] = 0;
    s[l]=inceput;

  for(i=1;i<=l;i++)
    for(j=0;j<v[s[i]].size();j++)
        if(dist[v[s[i]][j]]==-1)
        {
            l++;
            s[l]=v[s[i]][j];
            dist[s[l]]=dist[s[i]]+1;
        }



}

int main()
{
    build();
    setup();
    bfs(start);
    for(i=1;i<=n;i++)
        g<<dist[i]<<" ";
    return 0;
}