Ex_1_3_06.md

title	date	draft	tags	categories
Algorithm4 Java Solution 1.3.06	2019-07-04 05:47:10 +0800	false	JAVA	TECH archives

1.3.06

Problem:

What does the following code fragment do to the queue q?

Stack<String> stack = new Stack<String>();
while(!q.isEmpty())
    stack.push(q.dequeue());
while(!stack.isEmpty())
    q.enqueue(stack.pop());

Solution：

reverse the elements order in q.

Reference：