public static LargeNumber operator *(LargeNumber n1, LargeNumber n2)
{
if (n1.Numerator == 0 || n2.Numerator == 0)
{
return new LargeNumber (0, 1);
}
BigInteger numerator, denominator;
numerator = n1.Numerator * n2.Numerator;
denominator = n1.Denominator * n2.Denominator;
var result = new LargeNumber (numerator, denominator);
result.CutFraction ();
return result;
}
public static LargeNumber operator +(LargeNumber n1, LargeNumber n2)
{
BigInteger numerator, denominator;
if (n1.Denominator != n2.Denominator)
{
denominator = n1.Denominator * n2.Denominator;
numerator = n1.Numerator * n2.Denominator + n2.Numerator * n1.Denominator;
}
else
{
denominator = n1.Denominator;
numerator = n1.Numerator + n2.Numerator;
}
var result = new LargeNumber (numerator, denominator);
result.CutFraction ();
return result;
}
public static LargeNumber operator /(LargeNumber n1, LargeNumber n2)
{
BigInteger numerator, denominator;
numerator = n1.Numerator * n2.Denominator;
denominator = n2.Numerator * n1.Denominator;
LargeNumber result = new LargeNumber (numerator, denominator);
result.CutFraction ();
return result;
}
public static void Main(string[] args)
{
LargeNumber n1 = new LargeNumber (7, 19);
Console.WriteLine(n1);
Console.WriteLine (n1.GetDecimalString());
}
