key.h

来自「数据结构与程序设计教材源码 数据结构与程序设计教材源码」· C头文件 代码 · 共 16 行

 
class Key {
   int key;
public:
   static int comparisons;
   Key (int x = 0);
   int the_key() const;
};

bool operator ==(const Key &x,const Key &y);
bool operator >(const Key &x,const Key &y);
bool operator <(const Key &x,const Key &y);
bool operator >=(const Key &x,const Key &y);
bool operator <=(const Key &x,const Key &y);
bool operator !=(const Key &x,const Key &y);