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Correct the snippet in Tic-tac-toe explanation
Fixes https://github.com/satwikkansal/wtfpython/issues/81
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@ -530,7 +530,7 @@ And when the `board` is initialized by multiplying the `row`, this is what happe
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We can avoid this scenario here by not using `row` variable to generate `board`. (Asked in [this](https://github.com/satwikkansal/wtfpython/issues/68) issue).
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We can avoid this scenario here by not using `row` variable to generate `board`. (Asked in [this](https://github.com/satwikkansal/wtfpython/issues/68) issue).
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```py
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```py
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>>> board = [(['']*3)*3] # board = = [['']*3 for _ in range(3)]
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>>> board = [['']*3 for _ in range(3)]
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>>> board[0][0] = "X"
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>>> board[0][0] = "X"
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>>> board
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>>> board
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[['X', '', ''], ['', '', ''], ['', '', '']]
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[['X', '', ''], ['', '', ''], ['', '', '']]
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