If you want to take part in the Sudokucup competition of variants, please go through the following chapters:

Important information:

  • Each variant can be solved separately.
  • There is no time limit to solve a puzzle after lifting your password.

The assignment is in PDF version so make sure that you installed Acrobat Reader 1.6 or higher. In case you can download free it hereAdobe Acrobat

The competition variants are prepared by various authors.