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标题: c - Anomalous behavior of printf()? [打印本页]

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作者: 菜鸟教程小白    时间: 2022-6-1 20:09
标题: c - Anomalous behavior of printf()?

This question already has answers here:

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Best Answer-推荐答案

printf("%f",9/5);

This statement is undefined behavior because the argument has to be of type double and 9 / 5 is of type int.

Use 9 / 5.0 to have an argument of type double (and the correct floating division).

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