- Possibility to choose size from 3x3 to 9x9.
- The choice of complexity from 1 to 9 (a certain analogue of the probability of an empty cell from 10% to 90%).
- As the level of complexity increases, several solutions appear.
- Since In this version of Sudoku there is a choice of size, the rule of small composite squares 3x3 as part of a full 9x9 does not actual.
in progress...
