eettttttt的博客

yiyuan.h#ifndef YIYUAN_H_ #define YIYUAN_H_ #define Max 20 typedef struct { float coef; int exp; }PolyArray[Max]; struct PolyNode { float coef; int exp; PolyNode *next; }; class Poly { private...

1、关键点就在注释那#ifndef SHH_H_ #define SHH_H_ #include"iostream" using namespace std; class Backtracking { public: Backtracking(){ n = 4; C = new int[n]; count = 0; }; void Trial(int i); void Print(); ...