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

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

    int n, m, s;
    fin >> n >> m >> s;

    vector<vector<int>> adj(n + 1);
    for (int i = 0; i < m; i++) {
        int x, y;
        fin >> x >> y;
        adj[x].push_back(y);
    }

    vector<int> dist(n + 1, -1);
    queue<int> q;
    dist[s] = 0;
    q.push(s);

    while (!q.empty()) {
        int u = q.front();
        q.pop();
        for (int v : adj[u]) {
            if (dist[v] == -1) {
                dist[v] = dist[u] + 1;
                q.push(v);
            }
        }
    }

    for (int i = 1; i <= n; i++)
        fout << dist[i] << " ";
    fout << "\n";

    return 0;
}