Twodoku ("DoubleDoku") consists of two grids 9 x 9. The numbers must be placed correctly for both puzzle squares.
Twodoku is a variation of the classic Sudoku puzzle. Here's a breakdown of its introduction and rules:
Twodoku involves two overlapping 9x9 Sudoku grids.
The grids intersect, meaning some cells are shared between both Sudoku puzzles.
The goal is to solve both Sudoku puzzles simultaneously, respecting the rules of standard Sudoku, but also considering the shared cells.