More Problems

• Implement a function to reverse a stack by reversing its first half and then the second half.
• Write a program to push elements into a stack and keep only the elements greater than the top element.
• Create a function to push the elements of a matrix column by column into a stack and reverse the columns.
• Write a program to push elements into a stack and pop them in pairs until the stack is empty.
• Implement a function to reverse the second half of a stack using only recursion.
• Write a program to push numbers into a stack and remove numbers divisible by both 5 and 9.
• Create a function to reverse every other element in a stack using another stack.
• Write a program to push elements into a stack and remove all elements that are greater than the average of the stack.