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Clear solution in Clear category for Pawn Brotherhood by Vladbka
def safe_pawns(pawns: set) -> int:
letters = " abcdefgh "
numbers = " 12345678 "
count = 0
for i in pawns:
l,n = list(i)
n = str(int(n)-1)
if letters[letters.index(l)-1]+n in pawns or letters[letters.index(l)+1]+n 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!")
July 7, 2019
