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chr( ord ( ) ) solution in Clear category for Pawn Brotherhood by kim.yangjin
def safe_pawns(pawns: set) -> int:
def guard12(pa):
guard1 = chr(ord(pa[0])-1)+str(int(pa[1])-1)
guard2 = chr(ord(pa[0])+1)+str(int(pa[1])-1)
return (guard1 in pawns or guard2 in pawns)
return sum(guard12(i) for i in list(pawns))
Aug. 10, 2020
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