<p>请解释<code>[[[0]*64 for i in range(7)] for j in range(2)]</code>部分以及如何编写lisp等价物。你知道吗</p>
<pre><code>pieceHashes = [[[0]*64 for i in range(7)] for j in range(2)]
for color in WHITE, BLACK:
for piece in PAWN, KNIGHT, BISHOP, ROOK, QUEEN, KING:
for cord in range(64):
pieceHashes[color][piece][cord] = randint(0, maxint)
</code></pre>