SUDOKU HARD - HARD SUDOKU THINGS TO KNOW BEFORE YOU BUY

sudoku hard - hard sudoku Things To Know Before You Buy

Quads are much rarer, and they’re significantly less practical in a way because they don’t Allow you to slim down numerous candidates unexpectedly, but if you spot a single, it’s value investigating. Resolving single squares can also transform quads into triples or pairs, so don’t ignore these!In free online hard sudoku, you may help yourse

read more