C/C++使用技巧1001例一书的配套代码

				#include 
				
				class One {
				 public:
				  One(void) { cout 				};
				
				class Two {
				 public:
				  Two(void) { cout 				};
				
				class Three {
				 public:
				  Three(void) { cout 				};
				
				
				class Derived: public One, public Three, public Two {
				 public:
				   Derived(void) : One(), Two(), Three() {
				     cout 				};
				
				void main(void)
				 {
				   Derived my_class;
				 }