More Problems

• Create a function to reverse every second pair of elements in a stack recursively.
• Write a program to implement a stack that supports pushing and popping of elements with priority.
• Implement a function to solve the problem of finding the length of the longest valid substring of parentheses using a stack.
• Write a program to merge two sorted stacks without using any additional stack or array.
• Create a function to find the first element greater than the current element in a circular array using a stack.
• Write a program to reverse every third element in a stack using a second stack.
• Implement a function to simulate a simple version of the undo/redo functionality for text editing using a stack.
• Write a program to simulate a card shuffling system using multiple stacks.