More Problems

• Create a function to reverse the digits of all numbers divisible by both 2 and 3 in a stack using recursion.
• Write a program to simulate a stack-based system for managing nested function calls in a program.
• Implement a function to reverse the elements of a stack while keeping every third element in place.
• Write a program to simulate a stack-based approach for detecting the longest valid substring of parentheses.
• Create a function to reverse every second group of elements in a stack without recursion.
• Write a program to simulate a stack-based system for checking if a given sequence of operations on two stacks produces a valid sequence.
• Create a function to reverse the first half of a stack while leaving the second half unchanged using recursion.
• Write a program to simulate a stack-based solution for evaluating a prefix expression with multiple operators and parentheses.