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krahets
2023-03-12 18:46:03 +08:00
parent 209d82a8cc
commit f6b9a75c8f
23 changed files with 406 additions and 359 deletions
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chapter_heap/heap.md
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@@ -139,7 +139,7 @@ comments: true
heapq.heappush(max_heap, flag * 4)
""" 获取堆顶元素 """
peek = flag * max_heap[0] # 5
peek: int = flag * max_heap[0] # 5
""" 堆顶元素出堆 """
# 出堆元素会形成一个从大到小的序列
@@ -150,13 +150,13 @@ comments: true
val = flag * heapq.heappop(max_heap) # 1
""" 获取堆大小 """
size = len(max_heap)
size: int = len(max_heap)
""" 判断堆是否为空 """
is_empty = not max_heap
is_empty: bool = not max_heap
""" 输入列表并建堆 """
min_heap = [1, 3, 2, 5, 4]
min_heap: List[int] = [1, 3, 2, 5, 4]
heapq.heapify(min_heap)
```