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Caesarium

Caesar cipher encoder / decoder

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Installation

1. Download Ruby
2. Download project directory
3. Open project directory
4. Run bundle install in your terminal

CLI

ruby main.rb

Command Line Arguments

ruby main.rb <message> <shift>

• Shift “Hello World!” by 2

> ruby main.rb "Hello World!" 2
Jgnnq Yqtnf!

• Decoding

> ruby main.rb "Jgnnq Yqtnf!" -2
Hello World!