exercises updated

dig.rb

@@ -14,10 +14,6 @@
 }
 
 
-#### SOLUTION:
-
-# p sample_hash.fetch(:class).fetch(:student).fetch("marks").fetch("history")
-
 
 # ~~~~~ Specs (make it do these things) ~~~~~
 #

person.rb

@@ -7,7 +7,7 @@
 #   Maude 24 Artist
 #   { :name => "Maude", :age => 24, :occupation => "Artist" }
 #
-# Make sure the value of the :age key is an Integer
+# Hint: Make sure the value of the :age key is an Integer
 
 p "Enter a name, age, and occupation separated by spaces:"
 

solutions.md

@@ -0,0 +1,37 @@
+# Solutions
+
+## dig.rb
+
+```ruby
+p sample_hash.fetch(:class).fetch(:student).fetch("marks").fetch("history")
+```
+
+## find_values.rb
+
+```ruby
+integer = gets.chomp.to_i
+
+if sample_hash.key(integer) == nil
+  p "Could not find the integer #{integer}"
+else
+  p "#{integer} is under the key: #{sample_hash.key(integer)}"
+end
+```
+
+## list.rb
+
+```ruby
+list_of_people.each do |person_hash|
+  if person_hash.fetch(:age) >= 16
+    p person_hash.fetch(:name)
+  end
+end
+```
+
+## person.rb
+
+```ruby
+user_input = gets.chomp.split
+user_hash = { :name => user_input.at(0), :age => user_input.at(1).to_i, :occupation => user_input.at(2) }
+p user_hash
+```