我报生活版刊登“我数独”，让读者动一动脑筋。

游戏由9个小宫格组成，读者需要在每个空格填上1至9的数字，但每一行（直）、每一列（横）和每个小宫格里的数字不能重复。

my sudoku can be found in my paper's Life section.

The challenge is to fill in the numbers 1 to 9 without repeating any number in each row, column, and 3x3 box.