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一个数是
M这个三位数三个位上的数字的乘积是96,而M是奇数,那么个位数一定是3,否则:1.若个位数不是3,那么96没有其他的奇数因子(当某一位是1时,其他两个乘数项肯定大于9,不构成两位数)2.若3不在个位,那么M就不是奇数。
根据这个推理过程,条件二就一定不充分了,因为至少存在个位数和十位数互换的两种情况,而题目问的是What is 是问唯一值,因此存在多种情况必不能回答,条件二不充分。

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