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chess solution in Clear category for Pawn Brotherhood by checinski.szymon
def safe_pawns(pawns):
safe = 0
for coord in pawns:
for mates in pawns:
y = str(int(mates[1]) + 1)
x1 = chr(ord(mates[0]) + 1)
x2 = chr(ord(mates[0]) - 1)
if x1 + y == coord or x2 + y == coord:
safe += 1
break
return safe
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
Oct. 22, 2016
