摘要:
Implement the following operations of a queue using stacks. push(x) -- Push element x to the back of queue. pop() -- Removes the element from in front 阅读全文
摘要:
Implement the following operations of a queue using stacks. push(x) -- Push element x to the back of queue. pop() -- Removes the element from in front 阅读全文
摘要:
题目大意:使用队列(queue)实现栈(stack)。 实现方式很简单,每次push进新元素之后,将队列里保存的元素重新从队首弹出,然后从队尾入队。 阅读全文
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