摘要: #include<iostream> #include<cstdio> using namespace std; float a, b, c, d; float l, r; float clac(float x){ return a * x * x * x + b * x * x + c * x + 阅读全文
posted @ 2020-07-28 19:56 yys_c 阅读(87) 评论(0) 推荐(0)