#include <bits/stdc++.h>
using namespace std;
ifstream fin("bfs.in");
ofstream fout("bfs.out");

int main()
{
    int nr_muchii, nr_noduri, start;

    unordered_map<int, int> visit;

    fin >> nr_noduri >> nr_muchii >> start;
    vector<vector<int>> graf(nr_noduri + 1);

    for (int i = 1; i <= nr_muchii; i++)
    {
        int n1, n2;
        fscanf(fin, "%d %d", &n1, &n2);
        graf[n1].push_back(n2);
    }

    for (int i = 1; i <= nr_noduri; i++)
        visit[i] = -1;

    queue<int>coada;
    coada.push(start);
    visit[start] = 0;
    while (!coada.empty())
    {
        int nod = coada.front();
        coada.pop();
        for (int next:graf[nod])
            if (visit[next]==-1)
            {
                visit[next] = visit[nod] + 1;
                coada.push(next);
            }
    }
    visit[start] = 0;
    for (int i = 1; i <= nr_noduri; i++)
        fprintf(fout, "%d ", visit[i]);

    return 0;
}