什么是全组合？ 两个元组 （a, b）(c, d)，则它们的组合有 a,c a,d b,c b,d 方式1 通过itertools类生成生成一个列表列表，其中包含两个列表之间的所有潜在组合
I\'m a very new python user (had only a little prior experience with html/javascript as far as programming goes), and was trying to find some ways to output only intermittent numbers in my loop for a
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