OJ

Balanced Brackets
2017-05-15

括号匹配(利用栈)

Insert a node at the head of a linked list
2017-04-26

在链表头结点插入结点

Print the Elements of a Linked List
2017-04-25

输出链表结点值

Tree-Preorder Traversal
2017-04-24

二叉树前序遍历递归实现

Maximum Element
2017-04-23

栈的实现和维护栈最大值