Stack<ListNode> stack = new Stack<>();
时间: 2023-11-17 11:06:53 浏览: 168
xml解析例子Dom,DOM4J,SAX Stack mystack = new Stack();
This line of code creates a new instance of a generic Stack class with a parameterized type of ListNode. The Stack class is a collection that implements the last-in-first-out (LIFO) data structure, meaning that the last element added to the stack will be the first one to be removed.
In this case, the stack will contain ListNode objects, which are typically used to represent nodes in a linked list data structure. This Stack object can be used to implement various algorithms, such as a depth-first search or a reverse traversal of a linked list.
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