More Problems

• 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.
• Create a function to push elements from a list into a stack and pop them until the sum of popped elements is odd.
• Write a program to reverse every second element in a stack using a second stack.
• Implement a function to push elements into a stack and keep only elements smaller than the mean of the stack.