#include <fstream>

using namespace std;

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

vector<int> L[100001];
int d[100001];
int n, m, s;

void bfs(int sursa) {
    for (int i = 1; i <= n; i ++) {
        d[i] = -1;
    }
    d[sursa] = 0;
    queue<int> q;
    q.push(sursa);
    while (q.empty() == false) {
        int node = q.front();
        q.pop();
        for (auto vec : L[node]) {
            if (d[vec] == -1) {
                d[vec] = d[node] + 1;
                q.push(vec);
            }
        }
    }
}

int main() {
    fin >> n >> m >> s;
    for (int i = 1; i <= m; i ++) {
        int a, b;
        fin >> a  >> b;
        L[a].push_back(b);
        //L[b].push_back(a);
    }
    bfs(s);
    for(int i = 1; i <= n; i++)
        fout << d[i] << ' ';
}