以下是引用穆扬在2006-7-18 18:09:53的发言:
应该把什么值赋给sum只有你知道啊
15楼你不是看懂了么(那个是把A*B的值赋给A)
我的意思是 如何把 最后的结果赋给SUM 这个函数
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