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

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

int const nmax = 100050;
int n, m, S, cost[nmax];
bool checked[nmax];

vector<int> graf[nmax];
queue<int> coada;

int main()
{
    in >> n >> m >> S;
    for(int i = 0, x, y; i < m; i++){
        in >> x >> y;
        graf[x].push_back(y);
    }

    coada.push(S);
    cost[S] = 1;
    while(!coada.empty()){
        for(int i = 0; i < graf[coada.front()].size(); i++){
            if(!cost[graf[coada.front()][i]]){
                coada.push(graf[coada.front()][i]);
                cost[graf[coada.front()][i]] = cost[coada.front()] + 1;
            }
        }
        coada.pop();
    }

    for(int i = 1; i <= n; i++)
        cout << cost[i] - 1 << ' ';
    return 0;
}