Int base=18 creative solution for Pawn Brotherhood by xiaozhan - python coding challenges

Enable Javascript in your browser and then refresh this page, for a much enhanced experience.

Int base=18 solution in Creative category for Pawn Brotherhood by xiaozhan

safe_pawns = lambda a: sum(any(abs(int(p,18)-int(q,18)-1)==18 for q in a) for p in a)

if __name__ == '__main__':
    #These "asserts" using only for self-checking and not necessary for auto-testing
    assert safe_pawns({"b4", "d4", "f4", "c3", "e3", "g5", "d2"}) == 6
    assert safe_pawns({"b4", "c4", "d4", "e4", "f4", "g4", "e5"}) == 1

Nov. 18, 2015

Comments:

veky on Nov. 18, 2015, 5:04 a.m.
Yes, just reversing place values (`180` and `181`) would do the trick (of removing string reversals). ;-) Congratulations, you've won Veky's five. :-)

xiaozhan on Nov. 18, 2015, 5:56 a.m.
Thank you!

przemyslaw.daniel on Aug. 16, 2017, 10:27 a.m.
I've just noticed you already used base 18. I'm bit too slow :-)

Look up in the Dict()

0 %

PyCharm The Python IDE for Professional Developers. Enjoy productive Python, web and scientific development with PyCharm. Download it now!