More Problems

• Create a function to reverse every fourth element in a stack using recursion.
• Write a program to simulate a stack-based approach for detecting the longest sequence of valid parentheses in a string.
• Implement a function to reverse the digits of all numbers divisible by 6 in a stack using a second stack.
• Write a program to simulate a stack-based system for converting an infix expression to prefix notation.
• Create a function to reverse the elements of a stack in pairs using recursion.
• Write a program to simulate a stack-based solution for solving the maximum area of a histogram problem with multiple histograms.
• Implement a function to reverse every second element in a stack while leaving every third element unchanged.
• Write a program to simulate a stack-based approach for finding the nearest greater element in a circular array.