Part2/Task_2_8_2/Task_2_8_2.cpp - master - ArtT/Netology

Part2/Task_2_8_2/Task_2_8_2.cpp
129 строк4 KB
ArtT
Добавил восьмое задание
06 дек 2025, 12:14
06 дек 2025, 12:14fa3645d
#include <iostream>
#include <string>
#include <numeric>

class Fraction
{
private:
	int numerator_;
	int denominator_;

public:
	Fraction(int numerator, int denominator)
	{		
		int gcd = std::gcd(numerator, denominator);

		numerator_ = numerator / gcd;
		denominator_ = denominator / gcd;
	}

	bool operator==(Fraction& f2) {
		if (this->numerator_ == f2.numerator_ && this->denominator_ == f2.denominator_) return true;
		else return false;
	}

	bool operator!=(Fraction& f2) {
		if (this->numerator_ == f2.numerator_ && this->denominator_ == f2.denominator_) return false;
		else return true;
	}

	bool operator<(Fraction& f2) {
		if (this->numerator_ < f2.numerator_) return true;
		else if (this->numerator_ == f2.numerator_ && this->denominator_ < f2.denominator_) return true;
		else return false;
	}

	bool operator>(Fraction& f2) {
		if (this->numerator_ > f2.numerator_) return true;
		else if (this->numerator_ == f2.numerator_ && this->denominator_ > f2.denominator_) return true;
		else return false;
	}

	bool operator<=(Fraction& f2) {
		if (this->numerator_ < f2.numerator_) return true;
		else if (this->numerator_ == f2.numerator_ && this->denominator_ <= f2.denominator_) return true;
		else return false;
	}

	bool operator>=(Fraction& f2) {
		if (this->numerator_ > f2.numerator_) return true;
		else if (this->numerator_ == f2.numerator_ && this->denominator_ >= f2.denominator_) return true;
		else return false;
	}

	Fraction operator+(Fraction& f2) {
		return Fraction((this->numerator_ * f2.denominator_) + (this->denominator_ * f2.numerator_), (this->denominator_ * f2.denominator_));
	}

	Fraction operator-(Fraction& f2) {
		return Fraction((this->numerator_ * f2.denominator_) - (this->denominator_ * f2.numerator_), (this->denominator_ * f2.denominator_));
	}

	Fraction operator*(Fraction& f2) {
		return Fraction((this->numerator_ * f2.numerator_), (this->denominator_ * f2.denominator_));
	}

	Fraction operator/(Fraction& f2) {
		return Fraction((this->numerator_ * f2.denominator_), (this->denominator_ * f2.numerator_));
	}

	Fraction operator-() {
		return Fraction(-this->numerator_ , this->denominator_);
	}

	Fraction& operator++() {
		numerator_ += denominator_;
		return *this;
	}

	Fraction operator++(int) {
		Fraction temporary{ *this };
		++(*this);
		return temporary;
	}

	Fraction& operator--() {
		numerator_ -= denominator_;
		return *this;
	}

	Fraction operator--(int) {
		Fraction temporary{ *this };
		--(*this);
		return temporary;
	}

	std::string printF() {
		return std::to_string(numerator_) + "/" + std::to_string(denominator_);
	}
};

int main()
{
	setlocale(LC_ALL, "rus");
	int n1, d1, n2, d2;

	std::cout << "Введите числитель дроби 1:";
	std::cin >> n1;
	std::cout << "Введите знаменатель  дроби 1:";
	std::cin >> d1;
	std::cout << "Введите числитель дроби 2:";
	std::cin >> n2;
	std::cout << "Введите знаменатель  дроби 2:";
	std::cin >> d2;
		
	Fraction f1(n1, d1);
	Fraction f2(n2, d2);

	std::cout << f1.printF() << " + " << f2.printF() << " = " << (f1 + f2).printF() << std::endl;
	std::cout << f1.printF() << " - " << f2.printF() << " = " << (f1 - f2).printF() << std::endl;
	std::cout << f1.printF() << " * " << f2.printF() << " = " << (f1 * f2).printF() << std::endl;
	std::cout << f1.printF() << " / " << f2.printF() << " = " << (f1 / f2).printF() << std::endl;

	std::cout << "++" << f1.printF() << " * " << (f2).printF() << " = " << ((++f1)*f2).printF() << std::endl;
	std::cout << "Значение дроби 1 = " << f1.printF()<< std::endl;
	std::cout << f1.printF() << "-- *" << (f2).printF() << " = " << (f1-- * f2).printF() << std::endl;
	std::cout << "Значение дроби 1 = " << f1.printF() << std::endl;

	return 0;
}