NISHIO Hirokazu[Translate]
PAST4E
PAST4E
考えたこと
5だから全探索
python
def solve(N, S): from itertools import permutations rS = "".join(reversed(S)) for p in permutations(S): ret = "".join(p) if ret != S and ret != rS: return ret return "None"

"Engineer's way of creating knowledge" the English version of my book is now available on [Engineer's way of creating knowledge]

(C)NISHIO Hirokazu / Converted from [Scrapbox] at [Edit]