#include <bits/stdc++.h>

using namespace std;

vector<int> ad[100001];
struct mystr
{
    int nod, val;
};
queue<mystr> q;
int f[100001];
void bfs()
{
    int a, i, b;
    mystr aux;
    while (!q.empty())
    {
        a = q.front().nod;
        b = q.front().val;
        q.pop();
        for (i = 0; i < ad[a].size(); i++)
        {
            if (f[ad[a][i]] == -1)
            {
                aux.nod = ad[a][i];
                aux.val = b + 1;
                f[aux.nod] = aux.val;
                q.push(aux);
            }
        }
    }
}

int main()
{
    ifstream cin("bfs.in");
    ofstream cout("bfs.out");
    int n, m, s, i, a, b;
    ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);
    cin >> n >> m >> s;
    for (i = 0; i < m; i++)
    {
        cin >> a >> b;
        ad[a].push_back(b);
    }
    for (i = 1; i <= n; i++)
        f[i] = -1;
    mystr aux;
    aux.nod = s;
    aux.val = 0;
    q.push(aux);
    f[s] = 0;
    bfs();
    for (i = 1; i <= n; i++)
        cout << f[i] << ' ';
    return 0;
}