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赞sunmoonstar！In Reply To:Re:40 70 50 20 这个sample， customer 用了20块的真钞，得到了价值40块的物品和20块的零钱，那jame的损失不是40块么？怎么是20，难道零钱是假的？ Posted by:kensin2 at 2005-08-01 00:51:41 > 题目愣是没读懂啊！看了sunmoonsar_love的分析才做出来的，多谢，多谢。这题原来是个简单题啊 Followed by:
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