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Second solution in Clear category for Xs and Os Referee by m.kurapov
from typing import List
def checkio(game_result: List[str]) -> str:
ret = ''
game_board = ' '+''.join(game_result)
win_lines={(1,2,3),(4,5,6),(7,8,9),(1,4,7),(2,5,8),(3,6,9),(1,5,9),(3,5,7)}
for line in win_lines:
if game_board[line[0]]!='.' and game_board[line[0]]==game_board[line[1]]==game_board[line[2]]:
return game_board[line[0]]
return "D"
if __name__ == '__main__':
print("Example:")
print(checkio(["X.O",
"XX.",
"XOO"]))
#These "asserts" using only for self-checking and not necessary for auto-testing
assert checkio([
"X.O",
"XX.",
"XOO"]) == "X", "Xs wins"
assert checkio([
"OO.",
"XOX",
"XOX"]) == "O", "Os wins"
assert checkio([
"OOX",
"XXO",
"OXX"]) == "D", "Draw"
assert checkio([
"O.X",
"XX.",
"XOO"]) == "X", "Xs wins again"
print("Coding complete? Click 'Check' to review your tests and earn cool rewards!")
Dec. 10, 2019
