BE101 Session 1 Homework Answers

america.rb

def america_phrase(phrase)
  "#{phrase}; Only in America!"
end

puts "Enter a phrase"

input = gets.chomp

puts america_phrase(input)

combining_arrays.rb

def combine(array_one, array_two)
  combination = {}
  array_one.each_with_index do |key, index|
    combination[key] = array_two[index]
  end

  combination
end


puts combine([:a, :b, :c], [1, 2, 3])

fizzbuzz.rb

def fizzbuzz(num)
  return "fizzbuzz" if (num % 3 == 0) && (num % 5 == 0)
  return "fizz" if num % 3 == 0
  return "buzz" if num % 5 == 0
  num
end

(1..100).to_a.each {|n| puts fizzbuzz(n) }

max_function.rb

def max(numbers)
  numbers.sort.last
end

puts max([50, -9, 77, 91, 34])