Sudoku 9*9 set 2

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Sudoku 9*9 set 2


Sudoku originally called Number Place is a logic-based, combinatorial number puzzle.

In sudoku, the objective is to fill the grid with digits so that each column, each row, and each of boxes contains all of the digits from 1 to 9.

A few of the numbers are filled in the grid as your clues.

DO you know where did the SUDOKU originate?