private access specifier in c++ program

#include <iostream>

class MyClass {
private:
    int privateVariable;

public:
    void setPrivateVariable(int value) {
        privateVariable = value;
    }

    int getPrivateVariable() {
        return privateVariable;
    }
};

int main() {
    MyClass obj;
    obj.setPrivateVariable(42);

    int result = obj.getPrivateVariable();

    std::cout << "Private Variable Value: " << result << std::endl;

    return 0;
}