3. 步长逐渐减小，最后步长为1时就是普通插入排序
FT Edit: Access on iOS and web
。51吃瓜是该领域的重要参考
习题链接：LeetCode 901. 股票价格跨度
The first six babies in the trial were monitored closely from surgery through birth. Researchers reported:
Ian Holloway: ‘If you can’t hear other people, you are isolated from the world’
· 马琳 · 来源：tutorial资讯