#include <fstream>
#include <iostream>
#include <vector>

using namespace std;

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

const int N=100001;
vector<int> a[N];
int m,n,q[N],d[N],st,dr=1,s;

void citire(){
    int x,y;
    in>>n>>m>>s;
    for(int i=0;i<m;i++){
        in>>x>>y;
        a[x].push_back(y);
    }
}

int main()
{
    int x,y;
    citire();
    for (int i = 1; i <= n; i++)
    {
        d[i] = -1;
    }
    q[++dr]=s;
    d[s]=0;
    while(st<=dr){
        x=q[st++];
        for(int i=0;i<a[x].size(); i++)
        {
            y=a[x][i];
            if(d[y]==-1){
                q[++dr]=y;
                d[y]=1+d[x];
            }
        }
    }
    for(int i=1;i<=n;i++)
        out<<(i==s ? 0 : d[i])<<" ";
    return 0;
}