Write a program that counts the number of occurrences of each letter in a sentence. Treat uppercase and lowercase letters the same and ignore spaces and punctuations. For example, the string "HELLO There!" contains two Hs, three Es, two Ls, one O, one T and one R.
Display the results in the format below.
Letter Number e 3 h 2 l 2 o 1 r 1 t 1
No input, processing or output should happen in the main method. All work should be delegated to other non-static methods. Include the recommended minimum documentation for each method.
Test your program with the sentence below:
Hi there, I am taking Java Programming (Intermediate).
Create a folder named, fullname_program4. Copy your source code and the output file to the folder. Zip the folder and upload it to Blackboard