Implement STACK using QUEUE data structure | JAVA

Implement STACK using QUEUE data structure. This is one of the important interview question for any beginner or experienced level interview question. What is priority queue: https://youtu.be/lCpIlUI6gcc DEQUE Implementation using circular array: https://youtu.be/KmAkiH5jRTs What is DEQUE data structure: https://youtu.be/KSQb77DjGyg What is circular queue: https://youtu.be/lPdSHEh8LiU Implement your own queue: https://youtu.be/E2GosxE7Oo8