#include <fstream>
#include <list>
#include <vector>
#include <queue>

using namespace std;

#define NOT_VIS -1

struct Node{
    int dist;
    list<int> neigh;

    Node(){
        dist = NOT_VIS;
    }
};


int main(){

    int N, M, S;
    int i,u,v;
    vector<Node> nodes;


    ifstream in("bfs3.in");
    ofstream out("bfs3.out");

    in >> N >> M >> S;

    nodes.resize(N+1);

    for(i = 0; i < M; i++){
        in >> u >> v;
        nodes[u].neigh.push_back(v);
    }

    queue<int> qu;
    nodes[S].dist = 0;
    qu.push(S);

    int cnode;
    list<int>::iterator it;
    while(!qu.empty()){
        cnode = qu.front();
        qu.pop();

        for(it = nodes[cnode].neigh.begin();
            it != nodes[cnode].neigh.end();
            it++)
            if(nodes[*it].dist == NOT_VIS){
                nodes[*it].dist = nodes[cnode].dist + 1;
                qu.push(*it);
            }
    }

    for(i = 1; i <= N; i++)
    out<<nodes[i].dist<<" ";

    in.close();
    out.close();

    return 0;
}