#include <bits/stdc++.h>
#define oo 20000000
using namespace std;

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

int n, m, d[100003];
vector <int> g[100003];
queue <int> q;

void BFS(int x)
{
    int i;
    for (i = 1; i <= n; i++)
        d[i] = oo;
    q.push(x);
    d[x] = 0;
    while (!q.empty())
    {
        i = q.front();
        q.pop();
        for (int j : g[i])
            if (d[j] > d[i] + 1)
            {
                d[j] = d[i] + 1;
                q.push(j);
            }
    }
}

int main()
{
    int i, x, y, s;
    fin >> n >> m >> s;
    for (i = 1; i <= m; i++)
    {
        fin >> x >> y;
        g[x].push_back(y);
    }
    BFS(s);
    for (i = 1; i <= n; i++)
        if (d[i] == oo) fout << "-1 ";
        else fout << d[i] << " ";
    fout << "\n";
    return 0;
}
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