- Caesar Cypher: Create a method that will apply the Caesar Cypher to the string passed as argument.
- Substrings: Define a method to find if the strings in a dictionary appear on the string passed as a paramenter and the amount of times if they do.
- Stock Picker: Implement a method that takes an array of stock prices and returns the optimal days to buy and sell.
- Tic-Tac-Toe: In this project the aim the basics of Object Oriented Programming in Ruby by creating a game of Tic-Tac-Toe to be played between two human players