public void SimplifyTest()
{
Fraction target = new Fraction(10, 2);
target.Simplify();
Assert.AreEqual(5, target.numerator);
Assert.AreEqual(1, target.denominator);
}
public static Fraction operator +(Fraction a, Fraction b)
{
BigInteger denom = a.denominator;
BigInteger n1 = a.numerator, n2 = b.numerator;
if (denom != b.denominator)
{
denom = a.denominator * b.denominator;
n1 = checked(n1 * b.denominator);
n2 = checked(n2 * a.denominator);
}
Fraction ret = new Fraction(n1 + n2, denom);
ret.Simplify();
return ret;
}
public void op_DivisionTest()
{
Fraction expected = new Fraction(1, 2);
Fraction actual = new Fraction(1) / new Fraction(2);
Assert.AreEqual(true, expected == actual);
expected = new Fraction(3, 2);
actual = new Fraction(3) / new Fraction(2);
Assert.AreEqual(true, expected == actual);
actual = new Fraction(1, 2) / new Fraction(1, 6);
actual.Simplify();
expected = new Fraction(3, 1);
Assert.AreEqual(true, expected == actual);
}
static void Main(string[] args)
{
Fraction product = new Fraction(1);
for (int a = 10; a < 100; a++)
{
for (int b = a+1; b < 100; b++)
{
Fraction f = new Fraction(a, b);
if (Cancels(f))
{
product = product * f;
}
}
}
product.Simplify();
Euler.Utils.OutputAnswer(product.denominator.ToString());
}