数独的游戏规则：

1、在9×9的大九宫格内，已给定若干数字，其他宫位留白，玩　　　　家需要自己按照逻辑推敲出剩下的空格里是什么数字。

　　2、必须满足的条件：每一行与每一列都有1到9的数字，每个小　　　　九宫格里也有1到9的数字，并且一个数字在每行、每列及每　　　　个小九宫格里只能出现一次，既不能重复也不能少。

　　3、每个数独游戏都可根据给定的数字为线索，推算解答出来。 -Sudoku rules of the game:

1, in the 9 x 9 large squares, has given some numbers, the other house space, internationally need their own according to the logic hammer out the remaining space is what number.

2, must meet the conditions: each row and each column are 1 to 9 numbers, each small squares where there are 1 to 9 numbers, and one number in each row, each column and each Jiugong Ge can appear only once, can t repeat also cannot little.

3, each Sudoku can be based on a given number as the clue, calculate the answer.