#include <iostream>
#include <fstream>
#include <vector>
#include <queue>
using namespace std;

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

vector<int> v[100001];
queue<int> q;

int n, m, s;
int dist[100001];

void citire()
{
    fin >> n >> m >> s;

    int x, y;
    for(int i = 0; i < m; ++i)
    {
        fin >> x >> y;
        v[x].push_back(y);
    }

    for(int i = 1; i <= n; ++i)
        dist[i] = -1;
}

void bsf(int s)
{
    q.push(s);
    dist[s] = 0;
    while(!q.empty())
    {
        int el = q.front();
        q.pop();
        for(int i = 0; i < v[el].size(); ++i)
            if(dist[v[el][i]] == -1)
            {
                dist[v[el][i]] = dist[el] + 1;
                q.push(v[el][i]);
            }
    }
}

void rezolvare()
{
    bsf(s);
    for(int i = 1; i <= n; ++i)
        fout << dist[i] << ' ';
}

int main()
{
    citire();
    rezolvare();
    return 0;
}