More Problems

• Write a program to simulate a stack-based approach for solving the problem of finding the number of valid parentheses subsequences in a string with constraints on the length.
• Create a stack-based system for solving the problem of finding the minimum number of flips required to convert a binary matrix into alternating rows and columns.
• Design a stack-based algorithm to solve the problem of finding the longest sequence of alternating even and odd numbers in a matrix with constraints on the number of swaps.
• Write a stack-based solution for solving the problem of finding the minimum number of swaps required to convert a binary string into alternating subsequences of 0s and 1s.
• Design a stack-based algorithm to solve the problem of finding the longest path in a binary tree with alternating left and right child nodes and constraints on the node values.
• Implement a stack-based solution for solving the problem of checking if a binary search tree contains a path with a given sum with at most one allowed change to node values.
• Write a program to simulate a stack-based approach for solving the problem of finding the longest palindromic subsequence in a string with constraints on the number of character replacements.
• Create a function that uses stacks to solve the problem of finding the minimum number of cuts to partition a binary string into valid palindromic subsequences.