cppFractionCopyConstructor

#include <iostream>

class Fraction
{
    int numerator;
    int denominator;
public:
    Fraction(int numeratorP, int denominatorP) : numerator{ numeratorP }, denominator{ denominatorP }
    {
        std::cout << "Fraction constructed for -> " << this << '\n';
    }
    //  Fraction f3{ f1 };
    Fraction(const Fraction& fract) : numerator{ fract.numerator }, denominator{ fract.denominator }{ std::cout << "Fraction COPY constructed for -> " << this << '\n'; }

    Fraction() :Fraction(1, 1) { std::cout << "Fraction DEFAULT constructed for -> " << this << '\n'; }

    int getNumerator() { return numerator; }
    int getDenominator() { return denominator; }

    void setNumerator(int num) { numerator = num; }
    void setDenominator(int denom) { denominator = denom; }

    Fraction mul(const Fraction& frac)
    {
        return Fraction{ numerator * frac.numerator, denominator * frac.denominator };
    }

    Fraction div(const Fraction& frac)
    {
        return Fraction{ numerator * frac.denominator, denominator * frac.numerator};
    }

    Fraction& print()
    {
        std::cout << '(' << numerator << '/' << denominator << ')';
        return *this;
    }

    ~Fraction()
    {
        std::cout << "Fraction destructed for -> " << this << '\n';
    }
};

int main()
{
    Fraction f1{1,3};
    Fraction f2{1,2};

    Fraction f3{ f1 };

    Fraction f4{ f1.mul(f2) };

    f1.print(); std::cout << '\n';
    f2.print(); std::cout << '\n';
    f3.print(); std::cout << '\n';
    f4.print(); std::cout << '\n';


    return 0;
}