More Problems

• Write a program to merge two stacks and keep only the unique elements in the resulting stack.
• Create a function to simulate a stack-based approach for solving the celebrity problem in a group of people.
• Write a program to reverse the first half of a stack while leaving the second half unchanged.
• Implement a function to simulate a stack-based approach for finding the maximum sum of a sliding window in an array.
• Write a program to reverse the order of every third group of elements in a stack without recursion.
• Write a program to implement a stack-based approach to solve the Towers of Hanoi problem with 4 rods instead of 3.
• Create a function to find the next smaller element in a circular array using a stack and maintain the original order.
• Write a program to reverse the elements of a stack, but leave the top k elements unchanged.