#include <bits/stdc++.h>

using namespace std;

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

int dist[100005],viz[100005],s,n,m,x,y;

vector <int> V[100005];

deque <int> q;

int main()
{
    fin>>n>>m>>s;
    for(int i = 1;i<=m;i++)
    {
        fin>>x>>y;
        V[x].push_back(y);
    }
    for(int i = 1;i<=n;i++)
        dist[i] = -1;

    q.push_back(s);
    dist[s] = 0;
    viz[s] = 1;

    while(!q.empty())
    {
        int curent = q.front();

        q.pop_front();

        for(auto it:V[curent])
        {
            if(viz[it] == 0)
            {
                q.push_back(it);
                viz[it] = 1;
                dist[it] = dist[curent] + 1;
            }
        }
    }
    for(int i = 1;i<=n;i++)
        fout<<dist[i]<<' ';
}