More Problems

• Create a stack-based system for solving the problem of finding the longest sequence of alternating positive and negative integers in an array.
• Design a stack-based algorithm to solve the problem of finding the minimum number of cuts required to partition a string into valid palindrome substrings with additional constraints on character frequency.
• Implement a stack-based solution for solving the problem of checking if a binary tree contains all valid root-to-leaf paths with alternating even and odd node values.
• Write a program to simulate a stack-based approach for solving the problem of finding the maximum number of non-overlapping palindrome subsequences in a binary string.
• Create a function that uses stacks to solve the problem of determining if a graph contains any Hamiltonian cycles with additional constraints on node degrees.
• Design a stack-based approach to solve the problem of finding the longest path in a binary tree with alternating left and right child nodes.
• Implement a stack-based solution for solving the problem of checking if a binary tree contains any duplicate node values with additional constraints on tree structure.
• Write a program to simulate a stack-based approach for solving the problem of finding the minimum number of operations to convert a binary string into a valid palindrome.