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#include <stdio.h>
#include <iostream>

class student
{
   public:
   int course;
   int age;

   student()
   {
      course = 1;
      age = 18;
   }

   student(int course, int age)
   {
      course = course;
      age = age;
   }

   student(const student &obj)
   {
      course = obj.course;
      age = obj.age;
   }

   ~student()
   {
      std::cout<<"\nДеcтруктор сработал!\n";
   }

   int getAge(){
       return age;
   }

   void setAge(int age){
       age = age;
   }

   int getCourse(){
       return course;
   }

   void setCourse(int course){
       course = course;
   }
};

int main() {
    student s1;
    student s2(2,20);
    student s3(s2);
    s1.setAge(21);
    s1.setCourse(5);
    cout << s1.getAge() << " " << s1.getCourse();
    cout << s2.getAge() << " " << s2.getCourse();
    cout << s3.getAge() << " " << s3.getCourse();
    return 0;
}