257期后三杀三和尾:1,5,7256期后三杀三和尾:3,8,9中255期后三杀三和尾:3,5,6中254期后三杀三和尾:0,4,9中253期后三杀三和尾:2,6,9错252期后三杀三和尾:2,5,6中