It's been pointed out that I didn't need to write the extension method RaiseToThePowerOf. BigInt has it's own static Pow method. I blame code blindness. So, with this in place Problem 25 is solved like this... 1: var ten = BigInt.FromInt32(10); 2: var...

UPDATE: It's been pointed out that the extension method RaiseToThePowerOf isn't required. I've updated the C# solution to Problem 25 here , but left this post "as is". This is part one of a three part post where myself and Giles Knap play around with...