Source: http://codewars.com
Implement a class Arith such that
var k = new Arith("three");
k.add("one hundred and two"); //this should return "one hundred and five"
Input - Will be between zero and five hundred and will always be in lower case. This input range applies to both the initial value upon object instantiation as well as the input for the add method.
Output - Word representation of the result of the addition. Should be in lower case
Word format - Both input and output shall be in the format 123 = one hundred and twenty three. No hyphen is needed in numbers 21-99. Words should also be separated with one space and no space padding is allowed.
#Acceptance criteria
- Implementation
- Full test coverage