public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
PrintWriter pw = new PrintWriter(System.out);
while (sc.hasNextInt()) {
solve(sc, pw);
}
sc.close();
pw.flush();
pw.close();
}
public static void main(String[] args) throws IOException {
// in = new BufferedReader(new FileReader("input.txt"));
// out = new PrintWriter(new FileWriter("output.txt"));
in = new BufferedReader(new InputStreamReader(System.in));
out = new PrintWriter(System.out);
Main.solve();
out.close();
in.close();
}
public static void main(String[] args) throws IOException {
while (true) {
Double C = nextDouble();
if (C == null) {
PrintWriter writer = new PrintWriter(System.out);
writer.println(str);
writer.close();
return;
}
solve(C);
}
}
public static void main(String[] args) {
while (read()) {
solve();
}
}
public static void main(String[] args) throws Exception {
Main solver = new Main();
solver.solve();
solver.end();
}
public static void main(String[] args) {
make_prime();
while (read()) {
solve();
}
}
