static void Main(string[] args)
{
string action = string.Empty;
string fractionA = string.Empty;
string fractionB = string.Empty; do
{
Console.WriteLine("Enter +, -, * or / (q to quit)");
action = Console.ReadLine();
if (!(action == "q" || action == "Q"))
{
Console.WriteLine("Enter the first fraction (example: 1/2):");
fractionA = Console.ReadLine();
Console.WriteLine("Enter the second fraction (example: 5/9):");
fractionB = Console.ReadLine();
Fraction A = new Fraction(fractionA);
Fraction B = new Fraction(fractionB);
Fraction result = new Fraction();
switch (action)
{
case "+": result = A + B;
break;
case "-": result = A - B;
break;
case "*": result = A * B;
break;
case "/": result = A / B;
break;
}
Console.WriteLine("The result is: " + result);
}
} while (!(action == "q" || action == "Q"));
}
public static Fraction operator -(Fraction a, Fraction b)
{
Fraction result = new Fraction();
result.Numerator = (a.Numerator * b.Denominator) - (a.Denominator * b.Numerator);
result.Denominator = a.Denominator * b.Denominator;
result.Normalize();
return result;
}
public bool IsEqualTo(Fraction secondFraction)
{
return(secondFraction.Denominator / secondFraction.Numerator == Denominator / Numerator);
}
