Merge pull request #491 from LittleTealeaf/75_Roulette_Java

75 Roulette in Java - Organize Implementations into folders

75_Roulette/java/README.md

@@ -2,5 +2,9 @@ Original source downloaded [from Vintage Basic](http://www.vintage-basic.net/gam
 
 Conversion to [Oracle Java](https://openjdk.java.net/)
 
-Conversion by Andrew McGuinness (andrew@arobeia.co.uk)
+Two versions of Roulette has been contributed. They are indicated within given sub-folders
 
+- [oop](./oop) - Conversion by Andrew McGuinness (andrew@arobeia.co.uk)
+- [iterative](./iterative) - Conversion by Thomas Kwashnak ([Github](https://github.com/LittleTealeaf)).
+    - Implements features from JDK 17. 
+    - Does make use of some object oriented programming, but acts as a more iterative solution.