玩过数独吗？这里是一个数独的求解程序。可以为你挽救不少脑细胞。题目输入格式：逐行输入数字，以空格相间隔。空位以0代替。-Sudoku played it? Here is a Sudoku solving program. You can save a lot of brain cells. Title input format: line enter the number of intervals in space. Space in order to 0 replace.