Extreme Sudoku: Wings, Skyscrapers & Empty Rectangles

Simon takes a look at this "extreme" rated puzzle requested by one of our viewers. As usual, these solves allow us to showcase some exotic techniques. This time we have x-wings, y-wings, skyscrapers and empty rectangles!!

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#Sudoku
#crypticcracking
#commitsudoku
#xwing
#skyscraper

Видео Extreme Sudoku: Wings, Skyscrapers & Empty Rectangles канала Cracking The Cryptic