name.rb

gistfile1.rb

def display_to_hundred
  # range:
  # print (1..100).to_a
    #    n = 0
  # 100.times do
  #   n += 1
  #   puts n
  # end
   n = 0
   while n < 100
    n += 1
    puts n
   end
end

def display_multiples_of_seven(upto)
  # n = 0
  # upto.times do
  #   n += 1
  #   if n % 7 == 0
  #     print n
  #   end
  # end

  # n = 0
  # while n < upto
  #   n += 1
  #   if n % 7 == 0
  #     #print "#{n}\n"
  #     puts n
  #   end
  # end
  (1..200).select{|n| n % 7 == 0}

  # n = 1
  # while n < upto
  #   puts n
  #   n += 7
  # end

  # n = 0
  # while (n * 7) < upto
  #   puts n * 7
  #   n += 1
  # end
  (200/7).times{|n| puts (n + 1) * 7}

end


while true

  puts "Please type A or B"
  puts "A - Display 1 to 100"
  puts "B - Display multiples of 7"

  # Get the user's choice
  choice = gets.chomp

  # Run the method for the users choice
  case choice.upcase
    when 'A'
      puts "OK, I'll Display 1 to 100"
      display_to_hundred
    when 'B'
      puts "OK, I'll Display multples of 7 up to 200"
      display_multiples_of_seven(200)
    else
      puts "I Dont know how to '#{choice}'!"
  end

end