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📅 最后修改于: 2022-03-11 15:00:06.636000 🧑 作者: Mango
from collections import Counter print [item for items, c in Counter(a).most_common() for item in [items] * c] # [5, 5, 5, 5, 3, 3, 3, 4, 4, 4, 1, 1, 2]