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Sudoku Checker and Solver

Sudoku is a puzzle where we need to fill a 9×9 grid with digits from 1 to 9 such that each column, each row, and each of the nine 3×3 blocks contains all of the 1-9 digits. Sudoku Checker The

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Posted in Java


What is Recursion In general, recursion is the process of repeating items in a self-similar way. In programming, recursion is that a method calls itself to accomplish its purpose. Recursion appears in many areas. Arts: Drawing Hands by Escher,

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Posted in Algorithm, Java