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#include <iostream>
#include <vector>
#include <queue>
#include <fstream>
using namespace std;
int n, m, s;
vector<vector<int>> lista;
vector<int> pasi;
void rezolvare() {
ifstream fin("bfs.in");
ofstream fout("bfs.out");
fin>>n>>m>>s;
lista.resize(n + 1);
pasi.assign(n + 1, -1);
for (int i = 0; i < m; i++) {
int x, y;
fin >> x >> y;
lista[x].push_back(y);
}
queue<int> q;
q.push(s);
pasi[s] = 0;
while (!q.empty()) {
int curent = q.front();
q.pop();
for (int i = 0; i < lista[curent].size(); i++) {
int vecin = lista[curent][i];
if (pasi[vecin] == -1) {
pasi[vecin] = pasi[curent] + 1;
q.push(vecin);
}
}
}
for (int i = 1; i <= n; i++) {
fout << pasi[i] << " ";
}
}
int main() {
rezolvare();
return 0;
}