gcc compiler c ++ file

 

#include <stdio.h>
 // define classes in a namespace 
namespace Diy {
     class Student {
     public :
         char * name;
         int Age;
         a float Score; 
  
    public :
         void say () { 
            the printf ( " Age was% s% d, the results are F% \ n- " , name, Age, score); 
        } 
    }; 
} 
int main () { 
    Diy :: Student STU1; 
    stu1.name = " Bob " ; 
    stu1.age = 15 ;
    stu1.score = 92.5f;
    stu1.say();
    return 0;
}

Compile

 gcc -lstdg++ test.cpp

run

./a.out