Creating a Sudoku Solver Using Backtracking in JavaScript
Sudoku is one of the world's most popular logic puzzles. While solving it by hand is fun, building a program that can solve any valid Sudoku puzzle…
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Shipping a puzzle where one shape doesn't quite fit: Off By One
Off By One started from a single premise: what if the whole game was just "find the one that's off"? A grid of geometric shapes, all nearly identica…