#include <bits/stdc++.h>

using namespace std;

const int len = 100005;
int n, m, start, x, y, curr, dist[len];
queue<int> q;
vector<int> g[len];

void bfs() {
    while (!q.empty()) {
        curr = q.front();
        q.pop();
        for (auto it : g[curr])
            if (dist[it] == -1) {
                dist[it] = dist[curr] + 1;
                q.push(it);
            }
    }
}

void write() {
    memset(dist, -1, sizeof(dist));
    dist[start] = 0;

    q.push(start);
    bfs();

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

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);

    freopen("bfs.in", "r", stdin);
    freopen("bfs.out", "w", stdout);

    cin >> n >> m >> start;
    for (int i = 0; i < m; i++) {
        cin >> x >> y;
        g[x].push_back(y);
    }

    write();
}