摘要:
堆可视化操作演示:https://visualgo.net/zh/heap 堆实际上是一棵完全二叉树,其任何一非叶节点满足性质:小根堆:Key[i]<=key[2i+1]&&Key[i]<=key[2i+2] 或者 大根堆 Key[i]>=Key[2i+1]&&key>=key[2i+2] 即任何一 阅读全文
摘要:
try: from _heapq import * except ImportError: pass # When n>=size, it's faster to use sorted() try: size = len(iterable) except (TypeError, AttributeE 阅读全文