More Problems

• Design a stack-based approach to solve the problem of finding the minimum number of swaps required to make a string a valid palindrome.
• Implement a stack-based solution for solving the problem of determining if two binary trees are mirror images of each other with additional constraints on node values.
• Write a program to simulate a stack-based approach for solving the problem of finding the minimum cost to merge all elements in an array into a single element.
• Create a stack-based system for solving the problem of finding the maximum number of non-overlapping valid parentheses substrings in a binary string.
• Design a stack-based algorithm to solve the problem of checking if two binary search trees contain the same set of elements with additional constraints on tree height.
• Implement a stack-based solution for solving the problem of finding the number of distinct palindromic subsequences in a string with constraints on the substring length.
• Write a program to simulate a stack-based approach for solving the problem of determining if a binary tree contains a valid path with alternating even and odd node values.
• Create a function that uses stacks to solve the problem of finding the number of distinct subsequences in a string that contain all distinct characters.