Java libs do this for you.
Code:
import java.util.Arrays;
public static void main(String[]args)
{
EasyReader IO=new EasyReader();
System.out.println("How many numbers do you want to enter?");
int length=IO.readInt();
int numbers[]=new int [length];
for(int x=0;x<length;x++)
{
System.out.println("please enter your "+(x+1)+"st number");
numbers[x]=IO.readInt();
}
Arrays.sort(numbers);
//int median=median();
}
http://java.sun.com/j2se/1.4.2/docs/...il/Arrays.html