Deep and Shallow Constructor Date: 05/09/2026

// Online C++ compiler to run C++ program online

#include <iostream>

#include<string>

using namespace std;


class Student{

    public:

    int age;

    Student(int a){

        age=a;

    }

    Student(Student &ob){

        age=ob.age;

    }

};


class Shallow{

    public:

    int *age;

    Shallow(int a){

        age=new int(a);

    }

    

};


class Deep{

    public:

    int *age;

    Deep(int a){

        age=new int(a);

    }

    Deep(const Deep &o){

        age=new int(*o.age);

    }

};


template<typename T>

void display(T a){

    cout<<"The value : "<<a<<endl;

}


template<>

void display<string>(string a){

    cout<<"The string is : "<<"\""<<a<<"\""<<endl;

}


template<typename S>

class Test{

    public:

    void display(S a){

        cout<<"General : "<<a<<endl;

    }

};


template<>

class Test<string>{

    public:

    void display(string a){

        cout<<"String : "<<a<<endl;

    }

};


int main() {

    // Write C++ code here

    // std::cout << "Start small. Ship something.";

    // Student s(22);

    // Student s1=s;

    // // s1.age=34;

    // cout<<s1.age<<endl;

    // cout<<s.age<<endl;

    // Shallow s1(20);

    // Shallow s2=s1;

    // // *s2.age=35;

    // cout<<*s1.age<<endl;

    // cout<<*s2.age<<endl;

    // Deep d(27);

    // // Deep d1=d; // or Deeo d1(d);

    // *d1.age=23;

    // cout<<*d.age<<endl;

    // cout<<*d1.age<<endl;

    display(12);

    display(12.34f);

    display(string("Gunjan Nayak"));

    Test<int> o1;

    Test<string> o2;

    o1.display(12);

    o2.display(string("Gunjan Nayak"));

    

    return 0;

} 

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