If you want to force a floating-point result, be sure that at least one of the operands is a floating-point type.
如果要强制取得浮点结果，则必须确保操作数中至少有一个为浮点类型。
Is specifying floating-point type sufficient to guarantee same results?
指定浮点型足以保证同样的结果吗？
Is specifying floating-point type sufficient to guarantee same results?
指定浮点型足以保证同样的结果吗？
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