leonfs/interviewtest--writtennumbers

Interview code test for a Legal Documents Management startup based in North Greater London.

Written Numbers

Take a number and give the equivalent number in British English words e.g.

1 = one

21 = twenty one

105 = one hundred and five

56945781 = fifty six million nine hundred and forty five thousand seven hundred and eighty one etc. up to 999,999,999 without using a tokenizer, or any external libraries.

As a pointer on what we would be looking for in the app:

1. Test Driven Development
2. clear separation of concerns
3. well defined objects / interfaces
4. application of patterns to solve the problem
5. no code duplication
6. well refactored code

As a pointer on what we would be looking for in the app:

1. application of good OO design principles to solve the problem
2. well tested code
3. well refactored code

A procedural approach to this code is strongly discouraged.