(a) Write a program that passes an unspecified number of integers as one command-line argument and displays their total. For example, if you run the program using the following argument,

java Sum "1 2 3"
The output is
Sum is 6.

(b) Write a program that reads words from a text file and displays all the nonduplicate words in ascending order. The text file is passed as a command-line argument.

(c) Write a method to find the max in an array of double values. The method signature is as follows:

public static double max(double[] a)