#include <iostream>
#include <fstream>
#include <vector>
#include <queue>

using namespace std;

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

queue <int> q;
int n, m, source;
vector <int> G[100001];
int path[100001];

int main()
{
    int x, y;
    fin>>n>>m>>source;
    for(int i=0; i<m; i++)
    {
        fin>>x>>y;
        G[x].push_back(y);
    }
    for(int i=1; i<=n; i++)
        path[i] = -1;

    q.push(source);
    path[source] = 0;
    while(!q.empty())
    {
        int node = q.front();
        q.pop();
        for(auto it:G[node])
            if(path[it] == -1)
            {
                path[it] = path[node] + 1;
                q.push(it);
            }
    }

    for(int i=1; i<=n; i++)
        fout<<path[i]<<' ';

    return 0;
}