What is Sudoku?
Sudoku is a number-based logic puzzle game.
The goal is to fill in a grid with digits so that each number follows specific rules.
Basic Rules
Standard Grid: 9x9
The grid has 9 rows and 9 columns (81 cells total).
Itโs divided into nine 3x3 subgrids, often called โboxesโ or โregions.โ
The Main Rules:
Each row must contain the digits 1 to 9, without repetition.
Each column must also contain 1 to 9, without repetition.
Each 3x3 box must also contain 1 to 9, without repetition.
No duplicate numbers are allowed in any row, column, or box.