Queue

Question - 3 & 4 (Circular queue and LL ), 5 & 6 (Stack and Queue implementation), 10 (LRU Cache), Queue<Integer> q = new LinkedList<>(); ** Basic Queue Video  A queue is First In First Out (FIFO) DS. It has 4 basic method in it's implementation - enqueue(), dequeue(), isEmpty(), front() There are two popular implementation of… Continue reading Queue

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