Originally posted by zissi731 at 2005-2-22 12:12 AM: 我还觉得他亏了钱了。。。
Originally posted by Ross_Geller at 2005-2-22 12:34 AM: 买鸡花掉的钱8+10=18 卖鸡得到的钱9+11=20 赚到的钱=卖鸡得到的钱-买鸡花掉的钱=20-18=2。