#include <bits/stdc++.h>
#define pb push_back
#define mp make_pair
using namespace std;

const string FILENAME = "bfs";

ifstream fin(FILENAME + ".in");
ofstream fout(FILENAME + ".out");

int n, m, s;
bool viz[100001];
int dist[100001];

queue<int> q;
vector<int> adj[100001];
void BFS(int nod)
{
    q.push(nod);
    viz[nod] = true;
    dist[nod] = 0;
    while(!q.empty())
    {
        nod = q.front();
        q.pop();
        for(int i : adj[nod])
        {
            if(!viz[i])
            {
                viz[i] = true;
                dist[i] = dist[nod] + 1;
                q.push(i);
            }
        }
    }
}
int main()
{
    int x, y;
    fin >> n >> m >> s;
    for(int i = 1; i <= m; i++)
    {
        fin >> x >> y;
        adj[x].pb(y);
    }
    BFS(s);
    for(int i=  1; i <= n; i++)
        if(dist[i] == 0 && i != s)
            fout << "-1 ";
        else fout << dist[i] << " ";
    fout << "\n";
    fin.close();
    fout.close();
    return 0;
}