Implement-Queue-using-Stacks Implement a first in first out (FIFO) queue using only two stacks. The implemented queue should support all the functions of a normal queue (push, peek, pop, and empty).

Implement a last- in- first- out (LIFO) stack using only two queues. The implemented stack should support all the functions of a normal stack (push, top, pop, and empty).

Sort a stack using recursion in csort a stack means inserting elements in stack in sorted order.the sorting is to be implemented using recursion. in this first a stack is created by pushing elements ...