new file:   Practice/Synax/enumerate_reference_or_copy.py
        new file:   balanced_binary_tree/solution.py
        new file:   balanced_binary_tree/test.py
        new file:   merge_sorted_array/solution.py
        new file:   pascal's_triangle/solution.py
        new file:   remove_duplicates_from_sorted_array/solution.py
        new file:   remove_duplicates_from_sorted_array/test.py
        new file:   swap_nodes_in_pairs/solution.py
        new file:   swap_nodes_in_pairs/test.py