Sudoku 4 in 1
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Description
Enjoy this classic logic puzzle right here on Astra Games. The board features a standard 9x9 layout split into nine smaller 3x3 sections. Your goal is to place numbers from 1 to 9 into every cell, ensuring that no digit repeats within any single row, column, or sub-grid.
Instructions
Click and hold an empty spot, drag your chosen number over it, then let go of the mouse button to place it.