sudoku puzzle

Description

A Sudoku puzzle is a number-based logic game that challenges players to fill a 9×9 grid with digits, ensuring each column, row, and 3×3 subgrid contains the numbers 1 through 9 without repetition. Typically, some cells are pre-filled with numbers, serving as clues, while others must be logically deduced. The puzzle is designed to test problem-solving skills, concentration, and pattern recognition. Sudoku puzzles come in varying difficulty levels, from easy to extremely challenging, and offer both a relaxing and mentally stimulating experience. Popular worldwide, Sudoku is enjoyed by people of all ages, both casually and competitively.