andrewjadams3

class LinkedList
  def initialize(head=nil)
    @head = head
  end

  def size
    if @head.nil?
      0
    else
      @head.size

andrewjadams3

# Simple implementation of Peano numbers in Ruby
# Currently supports addition and subtraction

# Read more about Peano numbers here:
# http://mathworld.wolfram.com/PeanosAxioms.html

class Zero
  def +(peano)
    peano.zero? ? self : peano
  end

andrewjadams3

#!/usr/bin/env ruby

# This hook will be executed after every successful commit.

# To use this hook:
#
# 1: Enable git templates (if not already enabled)
#    git config --global init.templatedir '~/.git-templates'
#
# 2: Create global hook directory

andrewjadams3

#DBC Prep Objectives

For any technical support, please feel free to scope out and post in the Dev Bootcamp Help Facebook group.

---

1. Personal Preparation

Keep track of the your explanations and results below. You will be asked to submit your responses prior to entering Phase 0.

Learning Objectives: