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class MyClass {
public:
MyClass(){
MyClass::ptr = new int;
MyClass::ptr = 0;
}

~MyClass(){
delete ptr;
}
 
private:
int *ptr;
};

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class MyClass {
public:
MyClass();
~MyClass();
 
private:
int *ptr;
};


MyClass::MyClass(){
MyClass::ptr = new int;
MyClass::ptr = 0;
}

MyClass::~MyClass(){
delete ptr;
}