First clear solution for Xs and Os Referee by igor.v.dudenko - python coding challenges

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First solution in Clear category for Xs and Os Referee by igor.v.dudenko

from typing import List

def checkio(game_result: List[str]) -> str:
    
    lines = game_result
    num = range(0, 3)
    for y in num:
        lines.append(''.join(game_result[x][y] for x in num))
        if y != 1:
            lines.append(''.join(game_result[abs(y - x)][x] for x in num))
    win = list(filter(lambda k: k.count(k[0]) == 3 and k[0] != '.', lines))

    return win[0][0] if win else '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!")

Feb. 14, 2019

O'Reilly

0 %

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