More Problems

• Create a program to find the next greater element for every element in an array using a stack.
• Write a program to find the next smaller element for every element in an array using a stack.
• Create a function to insert an element at the bottom of a stack.
• Write a program to find the span of stock prices using a stack.
• Implement a function to convert a decimal number to binary using a stack.
• Write a program to convert a decimal number to hexadecimal using a stack.
• Implement a stack-based program to solve the Tower of Hanoi problem.
• Write a program to check if a stack has duplicate elements.