#include <bits/stdc++.h>

using namespace std;

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

vector <int> graph[100005];
int visited[100005];
int v[100005];

void bfs(int source) {
    queue <int> q;
    q.push(source);
    visited[source] = 1;
    int loc = 0;
    while (!q.empty()) {
        int node = q.front();
        loc++;
        q.pop(); // sterge din fata
        for (auto x : graph[node]) {
            if (visited[x]) continue;
            v[x] = loc;
            q.push(x); // push in spate
            visited[x] = visited[node]+1;
        }
    }
}

int main()
{
    int n,m,s,ans = 0;
    fin >> n >> m >> s;
    for (int i=1;i<=m;++i){
        int x,y;
        fin >> x >> y;
        graph[x].push_back(y);
    }
    bfs(s);
    for (int i=1;i<=n;++i){
        fout << visited[i]-1 << ' ';
    }
    return 0;
}