[Java] Nhập 1 dãy số bất kì. In dãy số theo chiều tăng (giảm) dần

Lập trình Java: Nhập 1 dãy số bất kì. In dãy số theo chiều tăng (giảm) dần
Phần mềm: NetBean 8.2

CODE:

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package javaapplication32;
import java.util.*;
public class JavaApplication32 {

    public static void main(String[] args) {
        Scanner in=new Scanner(System.in);
            int n=0;
            double max=0;
            try{
                    System.out.println("nhap so phan tu mang: ");
                    n=in.nextInt();
            }catch(InputMismatchException e)
            {
                System.out.println("sai kieu");
            }

                    double[] d=new double[n];
                    for(int i=0;i<n;i++)
                    {
                        System.out.println("Nhap Phan tu thu "+i);
                        d[i]=in.nextDouble();
                    }
          
            //xuat mang:
            for(int i=0;i<d.length;i++)
            {
                System.out.println("Phan tu thu "+i+" la :"+d[i]);
            }
            //xuat phan tu lon nhat
            /*for(int i=0;i<d.length;i++)
            {
                if(d[i]>max)
                    max=d[i];
            }
            System.out.println("phan tu lon nhat la: "+max);
            for(int i=0;i<d.length;i++)
            {
                if(d[i]==max)
                System.out.println("Phan tu  lon nhat dau tien thu: "+i+" gia tri :"+max);
                break;
            }
            //tim phan tu dau tien trong mang voi gia tri x
            /*System.out.print("nhap phan tu can tim: ");
            double x=in.nextDouble();
            for(int i=0;i<d.length;i++)
            {
                if(d[i]==x)
                {
                    System.out.println("la phan tu dau tien thu "+i);
                    break;
                }
     
            }*/
            // sap xep mang tang dan
        double tam=0;
        for(int j=0;j<n-1;j++)
        {
           for(int i=j+1;i<n;i++)
            {
                if(d[i]<d[j])
                {
                    tam=d[i];
                    d[i]=d[j];
                    d[j]=tam;
                }
            }
        }
        System.out.println("Sắp xếp theo thứ tự tăng dần: ");
        for(int i=0;i<d.length;i++)
        {
            System.out.println("Phan tu thu "+i+"la :"+d[i]);
        }
        //sắp xếp theo thứ tự giảm dần
       double a=0;
       for(int k=0;k<n-1;k++)
        {
            for(int i=k+1;i<n;i++)
           {
               if(d[k]<d[i])
               {
                   a=d[k];
                   d[k]=d[i];
                   d[i]=a;
               }
           }
        }
        System.out.println("sắp xếp theo thứ tự giảm dần");
        for(int i=0;i<d.length;i++)
        {
           System.out.println("Phần tử thứ "+i+" là : "+d[i]);
        }
     
     
    }
 
}