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What are the hazards of Sudoku?
There is no harm, but there are more benefits. Sudoku is a very dynamic game. Playing it often can not only improve the observation ability, but also train the brain to make its movement more flexible.

Simply put, Sudoku is a logical puzzle; Players must fill in numbers in each box and find all the numbers from 1 to 9 in each row, column and house (that is, 2x2, 2x3 or 3x3), that is, four squares, six squares and nine squares. The game designer will provide some numbers, and each cell should be filled with numbers.

Sudoku is basically a non-repetitive arrangement and combination of numbers, and its answer is only one, that is, the arrangement order.

The way to solve Sudoku game is to use interleaving method, that is, to exclude the original number in the intersection area where two identical numbers are located and guess the number that should appear, which requires the deduction ability of memory and spatial imagination.

Extended data:

Sudoku is a mathematical game that originated in Switzerland in the18th century. It is a logical game that uses paper and pen to calculate. Players need to infer the numbers of all remaining spaces according to the known numbers on the 9×9 disk, and ensure that the numbers in each row, column and thick line palace (3*3) contain 1-9, which is not repeated.

This kind of game only needs logical thinking ability, and has nothing to do with digital operation. Although the gameplay is simple, the numbers provided are ever-changing, so many people think that Sudoku is a good way to exercise their brains.