这里的gg代表计算的小数部分。
对于浮点数,您将在整数部分和小数部分之间放置小数点。
For floating-point Numbers, you place a decimal as the separator between the whole part of the number and the fraction.
在奇数除法中,它不会保留小数部分,这就是它可用于测试奇数的原因。
In an odd number division, it does not retain the decimal part; this is why it can be used to test for an odd number.
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