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First solution in Clear category for Pawn Brotherhood by Michal_Cichy
import math
def safe_pawns(pawns):
ile = 0
for pole in pawns:
x=ord(pole[0])
y=int(pole[1])
a = chr(x+1) + str(y-1)
if a in pawns:
ile=ile+1
else:
a = chr(x-1) + str(y - 1)
if a in pawns:
ile=ile+1
return ile
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. 30, 2016
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