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

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

const int NMAX = 100005;
vector < int > G[NMAX];
int n, m, s;
queue < int > q;
int viz[NMAX];
int dist[NMAX];

void read()
{
    in >> n >> m >> s;
    for(int i = 1; i <= m; i++)
    {
        int x,y;
        in >> x >> y;
        G[x].push_back(y);
    }
}

void bfs()
{
    q.push(s);
    viz[s] = 1;
    while(!q.empty())
    {
        int nodc = q.front();
        q.pop();
        for(int vecin:G[nodc])
        {
            if(!viz[vecin])
            {
                q.push(vecin);
                viz[vecin] = 1;
                dist[vecin] = dist[nodc] + 1;
            }
        }
    }
}

int main()
{
    read();
    /**
    for(int i = 1; i <= n; i++)
    {
        cout << "vecini lui" << i << "sunt :";
        for(int j = 0; j < G[i].size(); j++)
        {
            cout << G[i][j] << " ";
        }
        cout << '\n';
    }
    **/
    bfs();
    for(int i = 1; i <= n; i++)
    {
        if(viz[i] == 0)
        {
            dist[i] = -1;
        }
        cout << dist[i] << " ";
    }
    return 0;
}