数独解答题目如下-----------------------------------------------------------
5 * * * 7 * 3 * * * 9 * 5 * * 4 * * * * 4 * * * 7 * * * 5 1 * 3 7 2 8 9 3 * 2 * 8 * 6 * 4 * * 8 * 5 2 1 3 7 * 3 5 * * * 9 * * 6 * 9 * * * 8 2 3 * 8 * * 2 3 * * 6