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First solution in Clear category for Pawn Brotherhood by pokosasa
def safe_pawns(pawns: set) -> int:
count=0
for pawn in pawns:
row=int(pawn[1])
col=ord(pawn[0])
count += {chr(col-1)+str(row-1),chr(col+1)+str(row-1)}&pawns!=set()
return count
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
print("Coding complete? Click 'Check' to review your tests and earn cool rewards!")
July 18, 2019
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