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#include <fstream>
#include <vector>
#include <queue>
using namespace std;
ifstream fin("bfs.in");
ofstream fout("bfs.out");
const int MAXN = 100005;
vector<int> L[MAXN];
int D[MAXN];
int main() {
int n, m, start;
fin >> n >> m >> start;
for (int i = 1; i <= m; ++i) {
int u, v;
fin >> u >> v;
L[u].push_back(v);
}
for (int i = 1; i <= n; ++i) {
D[i] = -1;
}
queue<int> q;
D[start] = 0;
q.push(start);
while (!q.empty()) {
int nod = q.front();
q.pop();
for (int vec : L[nod]) {
if (D[vec] == -1) {
D[vec] = D[nod] + 1;
q.push(vec);
}
}
}
for (int i = 1; i <= n; ++i) {
fout << D[i] << " ";
}
return 0;
}