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```#include <iostream>
using namespace std;

class Fraction {
private:
int numerator;
int denominator;

public:
// Constructors
Fraction(int num = 0, int den = 1) : numerator(num), denominator(den)
{
if (denominator == 0)
{
cout << "Error: Denominator cannot be zero. Setting denominator to 1." << endl;//checking if the denominator zero or not?
denominator = 1;//if denominator is zero make it 1 and return the value 1
}
simplify();
}

// Getter functions
int getNumerator() const {
return numerator;
}

int getDenominator() const {
return denominator;
}

// Arithmetic operators
Fraction operator+(const Fraction& other) const {
int num = numerator * other.denominator + other.numerator * denominator;
int den = denominator * other.denominator;
return Fraction(num, den);
}
//subtraction
Fraction operator-(const Fraction& other) const {
int num = numerator * other.denominator - other.numerator * denominator;
int den = denominator * other.denominator;
return Fraction(num, den);
}
//multiply
Fraction operator*(const Fraction& other) const {
int num = numerator * other.numerator;
int den = denominator * other.denominator;
return Fraction(num, den);
}
//divide
Fraction operator/(const Fraction& other) const {
int num = numerator * other.denominator;
int den = denominator * other.numerator;
return Fraction(num, den);
}

// Comparison operators
bool operator==(const Fraction& other) const {
return (numerator == other.numerator && denominator == other.denominator);
}

bool operator!=(const Fraction& other) const {
return !(*this == other);
}

// Simplify the fraction using gcd(greatest common factor)
void simplify() {
int gcd_val = gcd(numerator, denominator);
numerator /= gcd_val;
denominator /= gcd_val;
// Making sure denominator is positive
if (denominator < 0) {
numerator *= -1;
denominator *= -1;
}
}

// Helper function to calculate gcd
int gcd(int a, int b) {
while (b != 0) {
int temp = b;
b = a % b;
a = temp;
}
return a;
}
};

// Overload output stream operator to print Fraction object
ostream& operator<<(ostream& o, const Fraction& frac) {
o << frac.getNumerator() << "/" << frac.getDenominator();
return o;
}

// Function to get user input for a Fraction
Fraction get() {
int num, den;

cout << "Enter numerator: ";
cin >> num;

cout << "Enter denominator: ";
cin >> den;

return Fraction(num, den);
}

int main() {
system("color f0");
cout << "Enter fraction A:" << endl;
Fraction a = get();

cout << "Enter fraction B:" << endl;
Fraction b = get();

Fraction sum = a + b;
Fraction difference = a - b;
Fraction product = a * b;
Fraction quotient = a / b;

cout << "a = " << a << endl;
cout << "b = " << b << endl;
cout << "a + b = " << sum << endl;
cout << "a - b = " << difference << endl;
cout << "a * b = " << product << endl;
cout << "a / b = " << quotient << endl;

if (a == b) {
cout << "a is equal to b" << endl;
} else {
cout << "a is not equal to b" << endl;
}

return 0;
}
```