225. Implement Stack using Queues
摘要:
Implement the following operations of a stack using queues.push(x) -- Push element x onto stack.pop() -- Removes the element on top of the stack.top()... 阅读全文
posted @ 2015-06-12 08:23 shini 阅读(101) 评论(0) 推荐(0) 编辑