Lab$9$:

Design a class named Course to represent a course. $($Not the subclass of your test program; meaning that you create Lab$9$ program either in type$1$ or type $3$ classes$)$

The class contains:

The UML diagram as following.

Course

java code

$q,$

courseNum: int

courseStudents: int

totalstudents: int

$+$Course$()$

$+$Course$($courseN: int, nStudent: int$)$

$+$printCourselnfo$()$: void

$+$printTotalstudents$()$: void

Write a complete test program that creates three class objects

with course number $101$ and number of students $20$

with course number $102$ and number of students $10$

with course number $103$ and number of students $30$

Display the course number and number of students in the order as following.