class KW
{
    public static void main(String args[])
    {
        System.out.println("———————————————————————————————————————————");
        System.out.println("Implementation of Java arrays ");
        System.out.println("———————————————————————————————————————————");
        double []a={100,15,15.15,400,45.99};
        System.out.println("Array contains the following numbers"+"\n{");
        for(double arr:a)
            System.out.println("   "+arr);
            double sum=0;
            for(int i=0;i<a.length;i++)
            {
                sum=sum+a[i];
            }
        System.out.println("}\nThe addition of array is = "+sum);
        double max=a[0];
        double min=max;
        for(int i=0;i<a.length;i++)
        {
            if(a[i]>max)
                max=a[i];
            if(a[i]<min)
                min=a[i];
        }
        System.out.println("\nThe max number from a given array is "+max);
        System.out.println("\nthe min number from a given array is "+min);
        System.out.println("———————————————————————————————————————————");
    }
}

kodingwindow@kw:~$ javac KW.java
kodingwindow@kw:~$ java KW
———————————————————————————————————————————
Implementation of Java arrays 
———————————————————————————————————————————
Array contains the following numbers
{
   100.0
   15.0
   15.15
   400.0
   45.99
}
The addition of array is = 576.14

The max number from a given array is 400.0

The min number from a given array is 15.0
———————————————————————————————————————————
kodingwindow@kw:~$