Hitori is a very famous Japanese-origin puzzle type. This puzzle type is also known as All Alone, as in this puzzle, no two of the same number can come in the same row or column. This is a classic puzzle type that regularly appears in the World Puzzle Championships.
If you are new to the Hitori puzzle type, then this quixy puzzle challenge will help you to understand the rules of this puzzle. Along with the puzzle example, here are 3 All Alone puzzles of 3 different levels to make you an expert in this puzzle. So are you ready to make digits alone!!
All Alone or Hitori Puzzle Instructions
Black out some of the digits in the grid so that each row and each column contains only different digits. Black cells must not touch horizontally or vertically, and all non-black cells must remain interconnected.
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| Hitori Puzzle Guide with Example and 3 Challenges |
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