[二叉树](%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E7%AF%87/%E4%BA%8C%E5%8F%89%E6%A0%91.md) [链表](%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E7%AF%87/%E9%93%BE%E8%A1%A8.md) [栈和队列](%E6%A0%88%E5%92%8C%E9%98%9F%E5%88%97.md) [二进制](%E4%BA%8C%E8%BF%9B%E5%88%B6.md)