[1、Http状态码](1%E3%80%81Http%E7%8A%B6%E6%80%81%E7%A0%81.md) [2、Https数据加密过程](2%E3%80%81Https%E6%95%B0%E6%8D%AE%E5%8A%A0%E5%AF%86%E8%BF%87%E7%A8%8B.md) [3、编程：前序中序后序输出](3%E3%80%81%E6%89%8B%E6%92%95%EF%BC%9A%E5%89%8D%E5%BA%8F%E4%B8%AD%E5%BA%8F%E5%90%8E%E5%BA%8F%E8%BE%93%E5%87%BA.md) [4、编程：实现一个add方法有如下效果add(1,2).add(3).add(4).ouput()，在output的时候输出前边数的和](4%E3%80%81%E7%BC%96%E7%A8%8B%EF%BC%9A%E5%AE%9E%E7%8E%B0%E4%B8%80%E4%B8%AAadd%E6%96%B9%E6%B3%95%E6%9C%89%E5%A6%82%E4%B8%8B%E6%95%88%E6%9E%9Cadd1,2.add3.add4.ouput%EF%BC%8C%E5%9C%A8output%E7%9A%84%E6%97%B6%E5%80%99%E8%BE%93%E5%87%BA%E5%89%8D%E8%BE%B9%E6%95%B0%E7%9A%84%E5%92%8C.md) [5、编程：一个数组，有重复的数字，要求分别找出第k大和第m大的数，说出最优解](5%E3%80%81%E7%BC%96%E7%A8%8B%EF%BC%9A%E4%B8%80%E4%B8%AA%E6%95%B0%E7%BB%84%EF%BC%8C%E6%9C%89%E9%87%8D%E5%A4%8D%E7%9A%84%E6%95%B0%E5%AD%97%EF%BC%8C%E8%A6%81%E6%B1%82%E5%88%86%E5%88%AB%E6%89%BE%E5%87%BA%E7%AC%ACk%E5%A4%A7%E5%92%8C%E7%AC%ACm%E5%A4%A7%E7%9A%84%E6%95%B0%EF%BC%8C%E8%AF%B4%E5%87%BA%E6%9C%80%E4%BC%98%E8%A7%A3.md) [6、编程：实现一个pipe函数](6%E3%80%81%E7%BC%96%E7%A8%8B%EF%BC%9A%E5%AE%9E%E7%8E%B0%E4%B8%80%E4%B8%AApipe%E5%87%BD%E6%95%B0.md)