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Nice solution in Clear category for Pawn Brotherhood by thesimple
def safe_pawns(pawns: set) -> int:
convertation = 'zabcdefghz'
defense = 0
for position in pawns:
if (convertation[convertation.find(position[0])-1] + str(int(position[1])-1)) in pawns or (convertation[convertation.find(position[0])+1] + str(int(position[1])-1)) in pawns:
defense +=1
return defense
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 23, 2018
