![]() dequeue(): Dequeue removes the item from the queue. This issue may be a simple fix and I havent catch where Im doing it wrong. The operations performed in the queue are: enqueue(): This adds an item or data to the queue. Java has a Queue Interface which is a part of the Collection framework. If the element is found, it returns the position of the element from the top of the stack. Each enqueue and dequeue step, along with the resulting state of the FIFO queue, is shown, starting with the topmost step and ending with the bottom-most step. A queue can enqueue elements at the rear end and dequeue elements from the front end. int search(Object element) : It determines whether an object exists in the stack.boolean empty() : It returns true if nothing is on the top of the stack.Object peek() : Returns the element on the top of the stack, but does not remove it.If two elements have the same priority, they are served according to their order in the queue. An element with high priority is dequeued before an element with low priority. An ‘EmptyStackException’ exception is thrown if we call pop() when the invoking stack is empty. Priority Queue is an extension of the queue with the following properties: Every item has a priority associated with it. ![]() The task is to perform some operation on dequeue according to the queries as given below:1.
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