Fracaso de pedir dato

import java.io.*;
public class HelloMundo{

     public static void main(String []args) throws IOException{
        int i=0,numero,vector[] = new int[10];
        BufferedReader lector = new BufferedReader(new InputStreamReader(System.in));
        String datoIngresado;
        datoIngresado = lector.readLine();
        datoIngresado.trim();
        datoIngresado.replaceAll(" ", "");


        numero = Integer.parseInt(datoIngresado);
        System.out.println("El vector tiene largo = "+ vector.length);
        do{

            i++;
            vector[i-1] = numero;
            numero++;
            System.out.println("Vector ["+ (i-1) +"] = "+ vector[i-1]);

        }while(i < vector.length);


        System.out.println("Hello World");
     }
}