一个好的数独软件应当可以进行一步一步计算、指定步数计算、一次性计算,对于每一步计算给出详细的说明。对于有多个解的数独题目,会给出提示,并可人工干预。对每一步计算生成步骤列表,可以回到任意步骤进行研究。【hodoku】,用于分析标准数独难度及产生标准数独题目。功能相当强大。免费下载,提供了超详细的解题过程分析。HoDoKu is a sudoku helper written in Java and available in English and German. Generate sudokus in five different and fully configurable difficulty levels. Solve them yourself (with help from HoDoKu's hint system) or let HoDoKu do it for you.