adding 33

ex33.rb

@@ -0,0 +1,19 @@
+#!/usr/bin/env ruby
+
+i = 0
+numbers = []
+
+while i < 6
+  puts "At the top i is #{i}"
+  numbers.push(i)
+
+  i += 1
+  puts "Array numbers contains: #{numbers}"
+  puts "At the bottom i is #{i}"
+end
+
+puts "The numbers: "
+
+for num in numbers
+  puts num
+end

ex33_0.rb

@@ -0,0 +1,23 @@
+#!/usr/bin/env ruby
+
+i = 0
+numbers = []
+
+while i < 6
+  puts "At the top i is #{i}"
+  numbers.push(i)
+
+  i += 1
+  puts "Array numbers contains: #{numbers}"
+  puts "At the bottom i is #{i}"
+end
+
+puts "The numbers: "
+
+#for num in numbers
+#  puts num
+#end
+
+numbers.each do |num|
+  puts num
+end

ex33_1.rb

@@ -0,0 +1,45 @@
+#!/usr/bin/env ruby
+
+# Get a number from the command line input
+# Convert it to an integer .to_i before we save it to the variable number_got
+puts "Gimme a number: "
+number_got = gets.to_i
+
+# Define a method with a really long name
+# This method takes one parameter, or argument
+#
+def take_number_iterate_array_print(number_input)
+  # I have to set these up in here otherwise the method can't access them
+  # Assign the starting number i.e. "number_current" to 0
+  # Assign an empty array to "numbers"
+  number_current = 0
+  numbers = []
+  while number_current < number_input 
+    puts "Number top: #{number_current}"
+    numbers.push(number_current)
+
+    # Take whatever number_current currently is and add 1 to it and save that back to number_current
+    # If number_current is 0 we add 1 making it 1 and save that to number_current instead
+    number_current += 1
+    puts "Array: #{numbers}"
+    puts "Number bottom: #{number_current}"
+  end
+
+	puts "The numbers: "
+
+  # Iterate over each item in the array "numbers"
+  # Pass each item to the "num" paramemter, or argument, in the anonymous function
+  # puts "num", the currently iterated item from the array
+	numbers.each do |num|
+	  puts num
+	end
+end
+
+# Call the method
+# Pass the number we got from the command line into the method as the parameter, or argument "number_got"
+take_number_iterate_array_print(number_got)
+
+
+# Extra Credit:
+# 1. Convert this while loop to a function that you can call, and replace 6 in the test (i < 6) with a variable.
+# 2. Now use this function to rewrite the script to try different numbers.

ex33_3.rb

@@ -0,0 +1,48 @@
+#!/usr/bin/env ruby
+
+# Get a number from the command line input
+# Convert it to an integer .to_i before we save it to the variable number_got
+puts "Gimme a number: "
+number_got = gets.to_i
+
+puts "Gimme a number to iterate by: "
+iterator_got = gets.to_i
+
+# Define a method with a really long name
+# This method takes 2 parameters, or arguments
+#
+def take_number_iterate_array_print(number_input, increment_by)
+  # I have to set these up in here otherwise the method can't access them
+  # Assign the starting number i.e. "number_current" to 0
+  # Assign an empty array to "numbers"
+  number_current = 0
+  numbers = []
+  while number_current < number_input 
+    puts "Number top: #{number_current}"
+    numbers.push(number_current)
+
+    # Take whatever number_current currently is and add the increment_by variable to it and save that back to number_current
+    # If number_current is 0 and the increment_by value is 1 then we add 1 making it 1 and save that to number_current instead
+    number_current += increment_by
+    puts "Array: #{numbers}"
+    puts "Number bottom: #{number_current}"
+  end
+
+	puts "The numbers: "
+
+  # Iterate over each item in the array "numbers"
+  # Pass each item to the "num" paramemter, or argument, in the anonymous function
+  # puts "num", the currently iterated item from the array
+	numbers.each do |num|
+	  puts num
+	end
+end
+
+# Call the method
+# Pass the number we got from the command line into the method as the parameter, or argument "number_got"
+take_number_iterate_array_print(number_got, iterator_got)
+
+
+# Extra Credit:
+# 3. Add another variable to the function arguments that you can pass in that lets you change the + 1 on line 8 so you can change how much it increments by.
+