摘要: 0x01 列表求和 s = 0 for x in seq: s += x 0x02 迭代 seq1 = [[0, 1], [2], [3, 4, 5]] s = 0 for seq2 in seq1: for x in seq2: s += x 0x03 树 class Tree:def __ini 阅读全文
posted @ 2016-04-20 17:37 Cheetos 阅读(116) 评论(0) 推荐(0)