(1) of the code after the function is an array on an array of n for the first ti...

代码说明：

（1）该码功能是将数组后n为一次放在数组前面，不改变其他元素顺序； （2）用二分法求方程的根。-(1) of the code after the function is an array on an array of n for the first time in front of the other elements do not change the order (2) equation for the root of the dichotomy.