#include <bits/stdc++.h>
#define nmax 100001
using namespace std;

ifstream f("bfs.in");
ofstream g("bfs.out");

vector <int> matrice[nmax];
int viz[nmax],dist[nmax];
int nc;
deque <int>v;

int main()
{
    int n,m,x,y,s;
    f>>n>>m>>s;
    for(int i=1;i<=m;i++){
        f>>x>>y;
        matrice[x].push_back(y);
    }
    v.push_back(s);
    viz[s]=1;
    int nod,sz;
    memset(dist,-1,nmax);
    dist[s]=0;
    while(v.empty()==false){
        nod=v[0];
        sz=matrice[nod].size();
        for(int i=0;i<sz;i++)
            if(viz[matrice[nod][i]]==0){
                v.push_back(matrice[nod][i]);
                dist[matrice[nod][i]]=dist[nod]+1;
                viz[matrice[nod][i]]=1;
        }
        v.pop_front();
    }
    for(int i=1;i<=n;i++)
        g<<dist[i]<<" ";
    return 0;
}