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Pawn Int List solution in Clear category for Pawn Brotherhood by Dux
def safe_pawns(pawns: set) -> int:
safe = 0
pawn_list = [pawn.replace(pawn[0],str(ord(pawn[0])-96)) for pawn in pawns]
guarded = [ [str(int(s)-1)+str(int(b)+1), str(int(s)+1)+str(int(b)+1)] for s,b in pawn_list]
for pawn in pawn_list:
for from_left, from_right in guarded:
if pawn == from_left or pawn == from_right:
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
print("Coding complete? Click 'Check' to review your tests and earn cool rewards!")
March 22, 2021
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