#include <bits/stdc++.h>

using namespace std;

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

const int NMAX = 1e5;

int N, M;
vector<int> G[NMAX + 2];
queue <int > q;
int check[100005];
int s;
int  nod;

void bfs(int start)
{
    q.push(start);
    check[start] = 1;
    while(!q.empty())
    {
        nod = q.front();
        q.pop();
        for(int i = 0; i < G[nod].size(); ++i)
        {
            if(check[G[nod][i]] == 0)
            {
                check[G[nod][i]] = check[nod] + 1;
                q.push(G[nod][i]);
            }
        }
    }
}

int main()
{
    in >> N >> M >> s;
    for (int i = 1; i <= M; ++i) {
        int x,y;
        in >> x >> y;
        G[x].push_back(y);
    }
    bfs(s);
    for (int i = 1; i <= N; ++i) {
        out << check[i] - 1 << " ";
    }
}