* Add all_construct dynamic programming implementation
* all_construct: remove the main function
* all_construct: Add type hints
* all_construct: changed map to list comprehension,fix mutable default arguments
* all_construct: fixed type hints
* all_construct: cleaner code for initializing word_bank argument
* all_construct: added an import for annotations
* all_construct: added None in the argument with word_bank
* all_construct: fixed a type hint
* all_construct: Fixed some more type hints
