2025-09-10:仓库迁移

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2025-09-10 16:12:45 +08:00
parent e0e49b0ac9
commit 3130e336a1
146 changed files with 4066 additions and 0 deletions

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import heapq
from itertools import chain
if __name__ == '__main__':
a = [1, 4, 7, 10]
b = [2, 5, 6, 11]
# 首先复习一下前面的知识如果不考虑合并后也是有序的用chain
for item in chain(a, b):
print(item)
# 但如果我们想要得到有序合并序列那就要用堆自带的merge功能了利用小根堆的特殊性来排序
new_arr = heapq.merge(a, b)
for item in new_arr:
print(item)
# 记住heapq的merge事先不会对输入可迭代对象的有序性进行检查而是每次从可迭代对象序列里取出最小的第一个进堆