Х-wing Sudoku technique - Short Guide

Learn how to use the Х-wing strategy in a Sudoku game! "Х-wing" is an advanced Sudoku technique, which is based on two parallel rows or columns. You can ignore the 3x3 blocks as they aren&involved in this strategy. This is a rather difficult Sudoku strategy. But knowing tricks such as Х-wing will help you solve Sudoku much faster. Watch the video, train your brain and have fun! #sudokutechniques