#include <fstream>
#include <vector>

using namespace std;

vector<int> l[100005];

int a[100005], n, m, i, start, c[100005], x, y;

void bfs(int nod)
{
    int p=1,u=1;
    c[1]=nod;
    a[nod]=1;
    while(p<=u)
    {
        for(i=0;i<l[c[p]].size();i++)
        {
            if(a[l[c[p]][i]]==0)
            {
                a[l[c[p]][i]]=a[c[p]]+1;
                u++;
                c[u]=l[c[p]][i];
            }
        }
        p++;
    }
}

int main()
{
    ifstream f("bfs.in");
    ofstream g("bfs.out");
    f>>n>>m>>start;
    for(i=1;i<=m;i++)
    {
        f>>x>>y;
        l[x].push_back(y);
    }

    bfs(start);

    for(i=1;i<=n;i++)
    {
        g<<a[i]-1<<" ";
    }
    g<<"\n";
    return 0;
}