OCR Coding Challenges - Solutions

As a background task, I've started work on possible solutions to the OCR Coding Challenges. Remember that my solution is just one of a number of possible solutions, and I don't claim that it's necessarily the best one.

No. Link
1 Factorial Finder - Iteration
Factorial Finder - Recursion
2 Speed Tracker
3 Thief!
4 Classification
5 Fruit Machine
7 Credit Card Validator
8 Arithmetic Test
9 Happy Numbers
10 Number Names
13 Caesar Cipher
15 Pangrams
16 Kaprekar
20 Palindrome
36 Triangulate
37 Fizz Buzz

If you prefer to use a local IDE, you can download these programs.  You can also download further programming examples in BASIC, JavaScript and Python.