🚀 go-pugleaf

zhuhail@vax.sbu.ac.uk wrote:
: Hi,

: I just want to know how difficult following problem is:

: put 8 queens in the chess board without attach each orther.
: How many solutions it may have.

: Thank you in advance.

What do you mean by difficult?
difficult to do by hand/paper?
or difficult to write a program to solve.
I can't remember the exact number of solutiosn off-hand, I seem to recall
 a couple of dozens (I may be way off though).
Uri