Sqrt of ULL int needed!

Hi,
erm ... the search was unsuccessful.
My problem is that I want the sqrt of an unsigned long long int. Can someone tell me how to do so?

Thx2u

Santas l helper

How to determine square roots was the subject of a recent thread.
Search for it.

Thanks Salem, I found some helpful code from you :D so my programm runs now with a furious speed ... thank you again :)

Santas l helper