c语言lf保留两位小数
时间: 2023-12-05 16:48:56 浏览: 46
在C语言中,要保留两位小数可以使用格式化字符串"%.2lf"。这个格式化字符串可以用在printf函数中,用来输出浮点数。其中,"%.2lf"表示整数部分全部输出,小数部分输出2位,不足两位的后面补0,大于两位的截短到两位。所以如果你想保留两位小数,可以使用printf函数并指定"%.2lf"这样的格式化字符串来输出你的浮点数。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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