Coding Dojo

KataPotter

http://codingdojo.org/kata/Potter/

• SimpleKataPotter

  • loop books
  • calculate size of different books
  • calculate price according to the discount rule
  • adjust edge case: replace every pair of 5 distinct books and 3 distinct books with a 2 groups of 4 distinct books

• OptimizedKataPotter

  • loop books
  • calculate count of each book and sort by count decreasingly
  • calculate price according to the discount rule
  • adjust edge case: replace every pair of 5 distinct books and 3 distinct books with a 2 groups of 4 distinct books
  • much faster than above method because reduce loop times.

fizzbuzz

http://codingdojo.org/kata/FizzBuzz/

• Good to introduce the concepts of TDD and BabySteps to a new CodingDojo