+---.idea
|       .gitignore
|       codelex_assignments.iml
|       modules.xml
|       php.xml
|       prettier.xml
|       vcs.xml
|       workspace.xml
|       
+---Arithmetic operations
|       ex_1.php
|       ex_10.php
|       ex_2.php
|       ex_3.php
|       ex_4.php
|       ex_5.php
|       ex_6.php
|       ex_7.php
|       ex_8.php
|       ex_9.php
|       
+---Array basics
|       ex_1.php
|       ex_2.php
|       ex_3.php
|       ex_4.php
|       ex_5.php
|       
+---Basics
|   +---01-variables
|   |       ex_1.php
|   |       ex_2.php
|   |       ex_3.php
|   |       
|   +---02-if-else-elseif
|   |       ex_1.php
|   |       ex_2.php
|   |       ex_3.php
|   |       ex_4.php
|   |       ex_5.php
|   |       ex_6.php
|   |       ex_7.php
|   |       
|   +---03-array-objects
|   |       ex_1.php
|   |       ex_2.php
|   |       ex_3.php
|   |       ex_4.php
|   |       ex_5.php
|   |       
|   +---04-loops
|   |       ex_1.php
|   |       ex_2.php
|   |       ex_3.php
|   |       ex_4.php
|   |       ex_5.php
|   |       
|   +---05-functions
|   |       ex_1.php
|   |       ex_2.php
|   |       ex_3.php
|   |       ex_4.php
|   |       ex_5.php
|   |       ex_6.php
|   |       ex_7.php
|   |       
|   \---06-files
|       +---ex_1
|       |       main.php
|       |       util.php
|       |       
|       +---ex_2
|       |       main.php
|       |       util.php
|       |       
|       +---ex_3
|       |       functions.php
|       |       main.php
|       |       util.php
|       |       
|       +---ex_4
|       |       data.txt
|       |       ex_4.php
|       |       
|       \---ex_5
|               data.csv
|               ex_5.php
|               
+---Classes and Objects
|   +---ex_1
|   |       main.php
|   |       Product.php
|   |       
|   +---ex_10
|   |       Video.php
|   |       VideoStore.php
|   |       VideoStoreTest.php
|   |       
|   +---ex_11
|   |       Account.php
|   |       main.php
|   |       
|   +---ex_2
|   |       main.php
|   |       Point.php
|   |       
|   +---ex_3
|   |       FuelGauge.php
|   |       main.php
|   |       Odometer.php
|   |       
|   +---ex_4
|   |       Movie.php
|   |       
|   +---ex_5
|   |       Date.php
|   |       DateTest.php
|   |       
|   +---ex_6
|   |       energy-drinks.php
|   |       
|   +---ex_7
|   |       Dog.php
|   |       DogTest.php
|   |       
|   +---ex_8
|   |       SavingsAccount.php
|   |       
|   \---ex_9
|           Account.php
|           BankAccount.php
|           
+---FlowOfControl
|       ex_1.php
|       ex_2.php
|       ex_3.php
|       ex_4.php
|       
+---Hangman
|       Hangman_wordbank.csv
|       main.php
|       words.php
|       
+---Rock-Paper-Scissors
|   +---terminal_view
|   |       main.php
|   |       
|   \---web_view
|       |   functions.php
|       |   main.php
|       |   style.css
|       |   
|       \---sprites
|               paper.jpg
|               rock.jpg
|               scissors.jpg
|               
+---Slot Machine
|   |   config.php
|   |   elements.php
|   |   error_messages.php
|   |   functions.php
|   |   main.php
|   |   style.css
|   |   Symbol.php
|   |   
|   \---sprites
|           10.jpg
|           A.jpg
|           J.jpg
|           K.jpg
|           minus.jpg
|           plus.jpg
|           Q.jpg
|           spin.jpg
|           
+---TicTacToe
|       tictactoe.php
|       
\---Vending Machine
    |   main.php
    |   Symbol.php
    |   
    \---sprites
            input_c.png
            input_e.png
            input_eight.png
            input_five.png
            input_four.png
            input_nine.png
            input_one.png
            input_seven.png
            input_six.png
            input_three.png
            input_two.png
            input_zero.png