python 数组/列表中元素去重并显示行号(第0列)

呃..谢邀, 请问你说的是这个吗?
from collections import defaultdictlst = , , , ]def solve(lst): d = defaultdict(list) unfold = , inside) for inside in lst for i in range(1, len(inside))] for k, v in unfold: d.append(v) print(dict(d))
{0: , 1: , 2: , 7: , 8: , 9: , 11: } 【python 数组/列表中元素去重并显示行号(第0列)】


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