摘要:
# this is 9*9 Sudoku grid = [] grid.append([3, 0, 6, 5, 0, 8, 4, 0, 0]) grid.append([5, 2, 0, 0, 0, 0, 0, 0, 0]) grid.append([0, 8, 7, 0, 0, 0, 0, 3, 阅读全文
posted @ 2026-07-27 16:35
Rabbit_XIN
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摘要:
Advantage: Comparing fixed length of binary corresponds a character, this method can save memory. class node: def __init__(self, value = '', left = No 阅读全文
posted @ 2026-07-27 16:23
Rabbit_XIN
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