Write two public classes Gradebook and Student considering the following items:

Class Student needs to store first name, last name, Panther ID$,$ and score of a student $($integer from $0$ to $100).$

Class Gradebook needs to store an array of Student objects

Both classes must have proper constructors that initialize their corresponding instance fields.

Gradebook contains a public method to calculate average score, and another one that prints the list of students and their information in the form of a table $($rows are separated by new lines, columns are separated by tabs$).$

Gradebook contains a static method to convert score $($out of $100)$ to a letter grade based on this course's grading policy available in the syllabus.

Restrictions and Guidance:

Every instance field $($variable$)$ of your classes must be private.

Share the content of these files with your classmates in this discussion: Student.java and Gradebook.java

Write a Java static method that receives a String as its input parameter and returns true if the given string starts with a capital letter and has no non$-$alphabetical characters. The method returns false otherwise. Share the method with your classmates

Write a Java program that $(1)$ receives multiple lines from

System.in$,(2)$ split each line into its participating words $($use String.split method$),$ and $(3)$ print out the numbered list of words in each line. End the program after seeing the keyword "end" in a line. Share your program with your classmates

Write a Java program that stores the content of the following table in a twoD array of integers. Share the program with your classmates

$\backslash$table$[[1,6,11,16,21],[2,7,12,17,22],[3,8,13,18,23],[4,9,14,19,24],[5,10,15,20,25]]$