- code maker / code solver
- manual or automatic mode
- changeable number of characters and columns
- with or without repetitions of characters
- digits or letters encoded
- automatic or manual feedback
- changeable solver strategy
- can use an extern helper file with precalculated answers
- seperate statistic mode available
- randomly selected element
- Knuth algorithm
- Irving algorithm
- Kooi algorithm
... for learning github & python 3.9 --- (2021)