import java.rmi.*;
import java.math.*;

public class ComputePi {
    public static void main(String args[]) {
        if (args.length!=2) {
          System.err.println("Usage: java ComputePi <url> <num. digitos>");
          System.exit(1);
        }
        // if (System.getSecurityManager() == null) {
        //     System.setSecurityManager(new RMISecurityManager());
        // }
        try {
            String name = args[0];
            Compute comp = (Compute) Naming.lookup(name);
            Pi task = new Pi(Integer.parseInt(args[1]));
            BigDecimal pi = (BigDecimal) (comp.executeTask(task));
            System.out.println(pi);
        } catch (Exception e) {
            System.err.println("ComputePi exception: " + e.getMessage());
            e.printStackTrace();
        }
    }    
}