#include <iostream>
#include <deque>
using namespace std;

//  BFS

int main() {
    freopen("bfs.in", "r", stdin);
    freopen("bfs.out", "w", stdout);
    int n, m, s, i, x, y;
    scanf("%d %d %d", &n, &m, &s);
    int minim[n + 1];
    deque<int> node[n + 1];

    for (i = 0; i < m; i++) {
        scanf("%d %d", &x, &y);
        node[x].push_back(y);  //  din y in x
    }
    for (i = 1; i <= n; i++)
        minim[i] = -1;

    int start = 0, last = 1, total = 1;
    int sorted[n + 1];
    sorted[0] = s;
    minim[s] = 0;

    while (start < last) {  //  Cat timp mai adaugam elemente
        while (start < last) {  //  Elementele cu un rang inainte
            for (i = 0; i < node[sorted[start]].size(); i++) {  //  Parcurgem toate elementele care ajung in cel actual
                int nr = node[sorted[start]][i];
                if (minim[nr] < 0) {  //  Daca elementul nu a mai fost gasit
                    minim[nr]= minim[sorted[start]] + 1;
                    sorted[total] = nr;
                    total++;
                }
            }
            start++;
        }
        last = total;
    }
    for (i = 1; i <= n; i++)
        printf("%d ", minim[i]);
}