More Problems

• Create a function to push the characters of a string into a stack and reverse the order of the consonants.
• Write a program to push elements from two stacks into a third stack, alternating between them.
• Implement a function to reverse every fourth element in a stack using recursion.
• Write a program to push elements into a stack and count how many of them are greater than 100.
• Create a function to push the digits of a number into a stack and reverse them if the number is divisible by 4.
• Write a program to reverse the order of every second group of 4 elements in a stack.
• Implement a function to push elements into a stack and remove all multiples of both 7 and 9.
• Write a program to push numbers into a stack and pop them until the sum of the popped elements exceeds 300.