The Basics of Killer Sudoku - by James Sinclair

In this post I’ll walk you through how to solve this puzzle, Glider, which I designed to highlight several of the most fundamental elements of killer sudoku logic. Click any of the links below to try it yourself! Fill each row, column, and 3x3 box with the digits 1-9 once each.

The Basics of Killer Sudoku - by James Sinclair

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