More Problems

• Write a program to push the elements of a trees preorder traversal into a stack.
• Implement a function to convert a postfix expression to an infix expression using a stack.
• Write a program to push all digits of a number into a stack and print them in reverse order.
• Create a function to push the elements of a graphs DFS traversal into a stack.
• Write a program to push the elements of an array into a stack and print the minimum and maximum values.
• Implement a function to reverse the order of words in a string using a stack.
• Write a program to push all vowels from a string into a stack.
• Create a function to pop elements from a stack and return the smallest element.