Java + 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.

Solution: the categorization of functional and non-functional requirement are as follows: some of the more typical functional requirements include: • business rules• transaction corrections, adjustments and cancellations• administrative functions• authentication• authorization levels• audit tracking• external interfaces• certification requirements• reporting requirements• historical data• legal or regulatory requirementswhile,some typical non-functional requirements are: • performance – for example response time, throughput, utilization, static volumetric• scalability• capacity• availability• reliability• recoverability• maintainability• serviceability• security• regulatory• manageability• environmental• data integrity• usability• interoperability

Hdi4nfnfuhdjdurjfjc7fjrnckf snuck fhfjfkfmfjfk4jrhr

each side equals 11katrina needs 44 ft of fence

Answerreading,math,and sentence skills;