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

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

vector<vector<int>> graph;
vector<int> dist;
queue<int> q;
void BFS(int k) {
    q.push(k);
    dist[k] = 0;
    while (!q.empty()) {
        for (int next: graph[q.front()]) {
            if (dist[next] == -1) {
                q.push(next);
                dist[next] = dist[q.front()] + 1;
            }
        }
        q.pop();
    }
}

int main() {
    int N, M, S;
    fin >> N >> M >> S;
    graph.assign(N+1, vector<int>());
    dist.assign(N+1, -1);
    for (int i = 1 ; i <= M ; ++ i) {
        int x, y;
        fin >> x >> y;
        graph[x].push_back(y);
    }
    BFS(S);
    for (int i = 1 ; i <= N ; ++ i) {
        fout << dist[i] << ' ';
    }
}