Sudoku Greater Than Jigsaw X
(also called "
Compdoku Jigsaw X
") is the variation of the original Sudoku. In addition, greater than or less than signs (">" or "<") in the walls indicate that one cell's number is greater than or less than an adjacent cell's number. Regular 9x9 Sudoku that row and column rules apply, main diagonals also contain the digits 1 through 9, but instead of a
3x3
grid they are
nine Jigsaw shapes
.