#include <iostream>
#include <vector>
#include <fstream>
#include <queue>
using namespace std;

const int NMAX = 1e5;
const int INF=1e9;

vector<int> L[NMAX+1];
int d[NMAX+1];
int n;
void bfs(int sursa)
{
    for (int i=1;i<=n;i++)
    {
        d[i] = INF;
    }
    d[sursa] = 0;
    queue<int>q;
    q.push(sursa);
    while(!q.empty())
    {
        int node = q.front();
        q.pop();
        for(auto vec : L[node])
        {
            if(d[vec] > d[node] + 1)
            {
                d[vec] = d[node] + 1;
                q.push(vec);
            }
        }
    }
}

int main()
{
    ifstream fin("bfs.in");
    ofstream fout("bfs.out");
    int m,s;
    fin>>n>>m>>s;
    
    for(int i = 1; i <= m; i++)
    {
        int x, y;
        fin >> x >> y;
        L[x].push_back(y);
    }

    bfs(s);
    for(int i=1;i<=n;i++)
    {
        if(d[i] == INF)
        {
            d[i] = -1;
        }
        fout << d[i] << " ";
    }
    fin.close();
    fout.close();

    return 0;
}