#include <fstream>

using namespace std;

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

bool a[1002][1002];
int d[1002], n, m, S;

void BFS(int x)
{
    int i;
    for(i = 1; i <= n; i++)
    {
        if(a[x][i] == true)
            if(d[i] == -1 || d[i] > d[x] + 1)
            {
                d[i] = d[x] + 1;
                BFS(i);
            }
    }
}

int main()
{
    int i, x, y;
    fin >> n >> m >> S;
    for(i = 1; i <= m; i++)
    {
        fin >> x >> y;
        a[x][y] = true;
    }
    fin.close();
    for(i = 1; i <= n; i++)
        d[i] = -1;
    d[S] = 0;
    BFS(S);
    for(i = 1; i <= n; i++)
        fout << d[i] << " ";
    return 0;
}