Ok Thank you CodeX, now I remember.. We had this in school last few weeks. (I'm actually learning informatican or whatever you call it in the US --> I'm swiss )
Btw: solved the Challenge. With BigInt it's easier than I thought
Strangely enough I disagree with your statement about Python being crap but opinion aside; such statements aren't very becoming :? On the factual side of things: Python uses arbitrary precision integers so the only limit on the maximum value is determined by how much memory your Python process can ...
Base 7 is a different way to "write" integers. For example: base 2 (or binary) is 01010001100 and so on.. it means, that you can write 2 different chars to write your number. in base 3 you can use 0, 1 and 2, in base 4 you can use 0, 1, 2 and 3. So we use base 10 (0 till 9 are 10 different...