#include <fstream>
#include <vector>
#include <queue>

using namespace std;

int n, m, s, p[100005];

vector <int>g[100005];
queue <int>q;

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

void citire(){
    int x, y;
    fin >> n >> m >> s;
    for(int i = 1; i <= m; ++i){
        fin >> x >> y;
        g[x].push_back(y);
    }
}

void init(){
    for(int i = 1; i <= n; ++i)
        p[i] = -1;
}

void parcurgere(){
    int nod = q.front();
    for(auto &a:g[nod])
        if(p[a] == -1){
            p[a] = p[nod]+1;
            q.push(a);
        }
    q.pop();
}

void afisare(){
    for(int i = 1; i <= n; ++i)
        fout << p[i] << ' ';
}

int main()
{
    citire();
    init();
    q.push(s);
    p[s] = 0;
    while(!q.empty())
        parcurgere();
    afisare();
    return 0;
}