Solutions for Cracking the Coding Interview 6th Edition - Ruby

Arrays and String

• Is Unique, RSpec tests
• Check Permutation, RSpec tests
• URLify, RSpec tests
• One Away, RSpec tests
• String Compression, RSpec tests
• Rotate Matrix, RSpec tests
• Zero Matrix, RSpec tests
• String Rotation, RSpec tests

Linked List

• Delete Middle Node, RSpec tests

Stacks and Queues

• Three in One, RSpec tests
• Stack Min, RSpec tests
• Stack of Plates, RSpec tests