LeetCode 641: Design Circular Deque
Problem Restatement We need to design a circular double-ended queue. A deque supports insertion and deletion from both ends: Operation Meaning insertFront(value) Add a value to the front insertLast(value) Add a value to the rear deleteFront() Remove the front value deleteLast() Remove the rear value getFront() Read the front value getRear() Read the rear value The deque has a fixed maximum capacity k . If we try to insert into...