제3 주 실험 보고서 (퀘 스 트 1)

#include <iostream>  
using namespace std;  
class Student      
{  
public:     
    void set_data(int n, char *p,char s);  
    void display( );  
private:   
    int num;  
    char name[20];       
    char sex;       
};  
  
void Student::set_data(int n, char *p,char s)  
{  
    num=n;   
    strcpy(name,p);   
    sex=s;  
}  
void Student::display( )       
{  
    cout<<"num: "<<num<<endl;  
    cout<<"name: " <<name<<endl;   
    cout<<"sex: " <<sex<<endl;     
}   
int main()  
{  
    Student stud1,stud2;        
    stud1.set_data(1,"He",'f');  
    stud2.set_data(2,"She",'m');  
    stud1.display();  
    stud2.display();  
    return 0;  
}  



//   1：      ，         ，      
/*int main()  
{  
    Student stud1,stud2;   
	num=1;
	name=she;
	sex=m;
    stud1.set_data(1,"He",'f');  
    stud2.set_data(2,"She",'m');  
    stud1.display();  
    stud2.display();  
    return 0;  
}  
--------------------Configuration: 1 - Win32 Debug--------------------
Compiling...
1.cpp
C:\Documents and Settings\user\  \    \1.cpp(29) : error C2065: 'num' : undeclared identifier
C:\Documents and Settings\user\  \    \1.cpp(30) : error C2065: 'name' : undeclared identifier
C:\Documents and Settings\user\  \    \1.cpp(30) : error C2065: 'she' : undeclared identifier
C:\Documents and Settings\user\  \    \1.cpp(31) : error C2065: 'sex' : undeclared identifier
C:\Documents and Settings\user\  \    \1.cpp(31) : error C2065: 'm' : undeclared identifier
Error executing cl.exe.

1.obj - 5 error(s), 0 warning(s)*/


//                
/*void set_data(int n, char *p,char s)  
{  
    num=n;   
    strcpy(name,p);   
    sex=s;  
}  
void Student::display( )       
{  
    cout<<"num: "<<num<<endl;  
    cout<<"name: " <<name<<endl;   
    cout<<"sex: " <<sex<<endl;     
}   
--------------------Configuration: 1 - Win32 Debug--------------------
Compiling...
1.cpp
C:\Documents and Settings\user\  \    \1.cpp(16) : error C2065: 'num' : undeclared identifier
C:\Documents and Settings\user\  \    \1.cpp(17) : error C2065: 'name' : undeclared identifier
C:\Documents and Settings\user\  \    \1.cpp(18) : error C2065: 'sex' : undeclared identifier
Error executing cl.exe.

1.obj - 3 error(s), 0 warning(s)*/


//  stud1.set_data()   ，        ：
/*int main()  
{  
    Student stud1,stud2;   
	
    stud1.set_data(1,"He",'f');  
    stud2.set_data(x,"She",'m');  
    stud1.display();  
    stud2.display();  
    return 0;  
}  
--------------------Configuration: 1 - Win32 Debug--------------------
Compiling...
1.cpp
C:\Documents and Settings\user\  \    \1.cpp(31) : error C2065: 'x' : undeclared identifier
Error executing cl.exe.

1.obj - 1 error(s), 0 warning(s)*/