kennyt

def hello
	"Hello!"
end

def greet(name)

	"Hello, #{name}!"
end

kennyt

def ftoc (fahrenheit)
	(fahrenheit - 32) * 5/9.to_f
end

def ctof (celsius)
	celsius * 9/5.to_f + 32
end

kennyt

def add (num1, num2)
	num1 + num2
end

def subtract (num1, num2)
	num1 - num2
end

def sum (array)
	answer = 0

kennyt

def echo (word)
	word
end

def shout (word)
	word.upcase
end 

def repeat (word, times = 2)
	(word * times).gsub(word, " #{word}").strip

kennyt

def translate (phrase)

	vowels = %w{a e i o u}
	words = phrase.split(' ')
	first_letter_of_phrase = phrase.scan(/./).first
	new_phrase = []

	words.each do |word|															
		word = word.downcase
		first_letter = word.scan(/./).first

kennyt

def reverser &proc
	answer = []
	proc.call.split(' ').each do |word|
		answer<<word.reverse
	end
answer.join(' ')
end

def adder number=1, &proc
	number + proc.call

kennyt

def measure number=1, &someproc
	start_time = Time.now
	number.times {someproc.call}
	run_time = (Time.now - start_time) / number
end

kennyt

class Friend
	def greeting(person = nil)
		person.nil? ? "Hello!" : "Hello, #{person}!"
	end
end

kennyt

class Temperature
	def initialize (input)
		@temperature = input
	end

	def ftoc (number)
		number * 9/5.to_f + 32
	end

	def ctof (number)

kennyt

class Book
	attr_accessor :title

	def title= (title)
		do_not_capitalize = %w{the and a an in of}
		answer = []
		title.split(' ').each do |word|
			do_not_capitalize.include?(word) ? word = word.downcase : word = word.capitalize
			word == "i" ? word = word.capitalize : word
			answer << word