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First solution in Clear category for Pawn Brotherhood by Shturman
def safe_pawns(pawns: set) -> int:
count = 0
for pawn in pawns:
leter = pawn[0]
digit = pawn[1]
check_pos1 = chr(ord(leter) - 1) + str(int(digit) - 1)
check_pos2 = chr(ord(leter) + 1) + str(int(digit) - 1)
if check_pos1 in pawns or check_pos2 in pawns:
count += 1
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!")
April 3, 2020
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