- peek() - Method in class ArrayBasedQueue
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- peek() - Method in class ArrayBasedStack
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- peek() - Method in class LinkedQueue
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- peek() - Method in class LinkedStack
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- peek() - Method in interface QueueInterface
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Retrieves, but does not remove, the head of this queue.
- peek() - Method in interface StackInterface
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Retrieves, but does not remove, the top of the stack.
- pop() - Method in class ArrayBasedStack
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- pop() - Method in class LinkedStack
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- pop() - Method in interface StackInterface
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Retrieves and removes the element at the top of the stack.
- previous - Variable in class Node
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- push(E) - Method in class ArrayBasedStack
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- push(E) - Method in class LinkedStack
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- push(E) - Method in interface StackInterface
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Pushed the specified element into this queue if it is possible to do so immediately without
violating capacity restrictions, otherwise, throwing an IllegalStateException
if no space is currently available or NullPointerException if the specified element is null.