#include <bits/stdc++.h>
using namespace std;

vector<int> L[100001];
int d[100001];
ifstream f("bfs.in");
ofstream g("bfs.out");

int n, m, s;

void bfs(int sursa) {
    for (int i = 1; i <= n; i++){
        d[i] = -1;  //d[i] = distanta minima de la sursa la i
    }
    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() {
    f >> n >> m >> s;
    for(int i = 1; i <= m; i++) {
        int a, b;
        f >> a >> b;
        L[a].push_back(b);
        // L[b].push_back(a);
    }
    bfs(s);
    for(int i = 1; i <= n; i++) {
        g << d[i] << ' ';
    }
}