你如何生成一个数独板具有独特的解决方案？我认为是初始化一个随机板，然后取出一些数字。但我的问题是我如何保持一个解决方案的独特性？

How do you generate a Sudoku board with a unique solution? What I thought was to initialize a random board and then remove some numbers. But my question is how do I maintain the uniqueness of a solution?

推荐答案

简单：

我怀疑你可以找到一个解决方案，那将是比这个快多了。

I doubt you can find a solution that would be much faster than this.