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70 lines
1.9 KiB

from typing import List
def checkio(game_result: List[str]) -> str:
h = horizontal(game_result)
v = vertical(game_result)
d = diagonal(game_result)
if h != "D":
return h
if v != "D":
return v
if d != "D":
return d
return "D"
def horizontal(game_result: List[str]) -> str:
for row in game_result:
cells = list(row)
if cells[0] == '.':
if cells[0] == cells[-1:][0]:
return cells[0]
return "D"
def vertical(game_result: List[str]) -> str:
new_game_result = []
for i in range(len(game_result)):
new_game_result.append(game_result[0][i] + game_result[1][i] + game_result[2][i])
return horizontal(new_game_result)
def diagonal(game_result: List[str]) -> str:
if game_result[1][1] == '.':
return "D"
if game_result[0][0] == game_result[1][1] and game_result[1][1] == game_result[2][2]:
return game_result[1][1]
if game_result[0][2] == game_result[1][1] and game_result[1][1] == game_result[2][0]:
return game_result[1][1]
return "D"
if __name__ == '__main__':
# These "asserts" using only for self-checking and not necessary for auto-testing
assert checkio([
"XOO"]) == "X", "Xs wins"
assert checkio([
"XOX"]) == "O", "Os wins"
assert checkio([
"OXX"]) == "D", "Draw"
assert checkio([
"XOO"]) == "X", "Xs wins again"
assert checkio([".O.", "XXX", ".O."]) == "X", "Xs wins again"
assert checkio(["...", "XXX", "OO."]) == "X", "Xs wins again"
print("Coding complete? Click 'Check' to review your tests and earn cool rewards!")