More Problems

• Create a function that uses stacks to solve the problem of finding the minimum number of swaps required to convert a binary tree into a valid binary search tree.
• Design a stack-based approach to solve the problem of finding the longest sequence of alternating positive and negative integers in a circular array.
• Implement a stack-based solution for solving the problem of checking if a binary tree is a complete binary tree with additional constraints on height.
• Write a program to simulate a stack-based approach for solving the problem of finding the number of distinct subsequences in a string that contain at least one vowel.
• Create a stack-based system for solving the problem of finding the maximum product of non-overlapping subarrays in a matrix with constraints on subarray size.
• Design a stack-based algorithm to solve the problem of finding the shortest path in a graph with multiple cycles and weighted edges.
• Implement a stack-based solution for solving the problem of checking if two binary search trees contain the same set of values with constraints on tree height.
• Write a program to simulate a stack-based approach for solving the problem of finding the minimum number of cuts required to partition a string into valid palindrome subsequences.