摘要:
#include<cstdio> #include<cstring> #include<string> #include<cmath> #include<algorithm> #include<iostream> using namespace std; int len = 0; char s[30 阅读全文
摘要:
#include <iostream> #include<algorithm> #include<cstring> using namespace std; double a,b,c,d; double f(double x){ return a*x*x*x+b*x*x+c*x+d; } void 阅读全文