* print statements
* getting characters
* getting numbers
* getting lengths 
* getting strings
* boolean expressions
* operations
* typing multiple lines in print statements
* looping 
    + while 
        - continue
        - break 
    + for
    + else statement can be used with loops
* Functions
    + normal functions
    + fucntions with arguments
    + fucntions wih return
    + fucntions with pass
* Classes and Object
* Modules 
* Packages
* Area of circle
* Prime numbers
* Patterns