二分的姿势的选取-CSDN博客

网站介绍:文章浏览阅读593次。解的范围为实数精度判断这样做是最基础的方法,但是不是很推荐。会存在浮点误差。left = 0.0, right = 0x3f3f3f3f; while (dcmp(right - left) != 0){ mid = (right + left) / 2.0; if (judge(mid)) right = mid;