public void Solution()
{
/*
* How many elements would be contained in the set of reduced proper fractions for d ≤ 1,000,000?
*/
var sut = new E072CountingFractions();
Assert.Equal(303963552391, sut.GetNumberOfProperFractions(dmax: 1000000));
/*
* Congratulations, the answer you gave to problem 72 is correct.
* You are the 19373rd person to have solved this problem.
* This problem had a difficulty rating of 20%.
*/
}
public void Test_1()
{
var sut = new E072CountingFractions();
Assert.Equal(21, sut.GetNumberOfProperFractions(dmax: 8));
}
