Completed 01_equalities.clj
Completed 02_lists.clj
Completed 03_vectors.clj
Completed 04_sets.clj
Completed 05_maps.clj
Completed 06_functions.clj
Completed 07_conditionals.clj
Completed 08_higher_order_functions.clj
Completed 09_runtime_polymorphism.clj
Completed 10_lazy_sequences.clj
Completed 11_sequence_comprehensions.clj