Topic: stack-problem / Level: advanced

• 2851. Design a stack-based algorithm to solve the problem of finding the longest subsequence of alternating positive and negative numbers with constraints on subsequence length.
• 2852. Implement a stack-based solution for solving the problem of checking if two binary search trees contain identical sets of elements with constraints on tree depth.
• 2853. Write a program to simulate a stack-based approach for solving the problem of finding the maximum number of non-overlapping valid palindrome subsequences in a string.
• 2854. Create a function that uses stacks to solve the problem of finding the number of ways to partition an array into subarrays with equal sum.
• 2855. Design a stack-based approach to solve the problem of determining if a graph is bipartite with additional constraints on node and edge weights.
• 2856. Implement a stack-based solution for solving the problem of finding the minimum number of cuts to partition a binary string into valid palindrome subsequences.
• 2857. Write a program to simulate a stack-based approach for solving the problem of determining if a graph contains a Hamiltonian path with additional constraints on edge lengths.
• 2858. Create a stack-based system for solving the problem of finding the longest palindromic subsequence in a binary string with constraints on character changes.
• 2859. Design a stack-based algorithm to solve the problem of finding the maximum product of non-overlapping subarrays in a circular array with additional constraints on subarray length.
• 2860. Implement a stack-based solution for solving the problem of checking if two binary trees are mirror images with additional constraints on node depth.
• 2861. Write a program to simulate a stack-based approach for solving the problem of finding the maximum number of distinct subsequences in a string that contain all vowels.
• 2862. Create a function that uses stacks to solve the problem of finding the minimum number of operations to convert a binary tree into a height-balanced tree.
• 2863. Design a stack-based approach to solve the problem of finding the longest increasing subsequence in a circular array with constraints on the number of allowed swaps.
• 2864. Implement a stack-based solution for solving the problem of determining if two graphs are isomorphic with additional constraints on the degree of nodes.
• 2865. Write a program to simulate a stack-based approach for solving the problem of finding the minimum number of swaps required to make a binary string alternating.
• 2866. Create a stack-based system for solving the problem of finding the maximum product of two non-overlapping subarrays in a matrix with constraints on subarray size.
• 2867. Design a stack-based algorithm to solve the problem of finding the shortest path in a weighted graph with constraints on edge weights and number of nodes.
• 2868. Implement a stack-based solution for solving the problem of checking if a binary tree contains all valid root-to-leaf paths with alternating left and right child nodes.
• 2869. Write a program to simulate a stack-based approach for solving the problem of determining if a string can be rearranged into a valid palindrome with limited character swaps.
• 2870. Create a function that uses stacks to solve the problem of finding the number of distinct subsequences in a string that contain at least one vowel and one consonant.
• 2871. Design a stack-based approach to solve the problem of finding the longest subsequence in an array that alternates between even and odd numbers.
• 2872. Implement a stack-based solution for solving the problem of determining if a graph contains any articulation points with additional constraints on node degrees.
• 2873. Write a program to simulate a stack-based approach for solving the problem of finding the maximum sum of non-overlapping subarrays in a binary array with constraints on subarray length.
• 2874. Create a stack-based system for solving the problem of finding the minimum number of flips required to make a binary matrix alternating with constraints on the matrix size.
• 2875. Design a stack-based algorithm to solve the problem of determining if two binary search trees contain the same set of values with constraints on tree height.
• 2876. Implement a stack-based solution for solving the problem of checking if two graphs contain identical sets of edges with additional constraints on edge weights.
• 2877. Write a program to simulate a stack-based approach for solving the problem of finding the number of distinct palindromic subsequences in a string with constraints on subsequence length.
• 2878. Create a function that uses stacks to solve the problem of determining if a binary tree contains a valid root-to-leaf path with a given sum and additional constraints on node values.
• 2879. Design a stack-based approach to solve the problem of finding the maximum sum of elements in a matrix with non-overlapping submatrices and constraints on submatrix size.
• 2880. Implement a stack-based solution for solving the problem of determining if a graph contains any cycles with additional constraints on edge lengths.
• 2881. Write a program to simulate a stack-based approach for solving the problem of finding the longest subsequence in a string that can be rearranged into a valid palindrome.
• 2882. Create a stack-based system for solving the problem of finding the minimum number of cuts required to partition an array into subarrays with equal sum.
• 2883. Design a stack-based algorithm to solve the problem of finding the maximum product of non-overlapping subarrays in a circular matrix with constraints on subarray length.
• 2884. Implement a stack-based solution for solving the problem of checking if two binary trees are structurally identical with constraints on node values.
• 2885. Write a program to simulate a stack-based approach for solving the problem of determining if a graph contains any strongly connected components with constraints on node degrees.
• 2886. Create a function that uses stacks to solve the problem of finding the longest sequence of alternating positive and negative integers in a circular array.
• 2887. Design a stack-based approach to solve the problem of finding the number of valid palindrome partitions in a binary string with constraints on character changes.
• 2888. Implement a stack-based solution for solving the problem of determining if a binary search tree contains all possible valid paths from root to leaf.
• 2889. Write a program to simulate a stack-based approach for solving the problem of finding the minimum number of flips required to make a binary string alternating.
• 2890. Create a stack-based system for solving the problem of determining if a binary tree is height-balanced with constraints on the node depths.
• 2891. Design a stack-based algorithm to solve the problem of finding the maximum product of three non-overlapping subarrays in a binary array with constraints on subarray size.
• 2892. Implement a stack-based solution for solving the problem of checking if two graphs are isomorphic with additional constraints on node and edge weights.
• 2893. Write a program to simulate a stack-based approach for solving the problem of finding the minimum number of operations required to convert a binary tree into a valid binary search tree.
• 2894. Create a function that uses stacks to solve the problem of finding the number of ways to partition a set into subsets with equal sum.
• 2895. Design a stack-based approach to solve the problem of finding the longest increasing subsequence in a binary array with constraints on the number of swaps allowed.
• 2896. Implement a stack-based solution for solving the problem of determining if two strings are anagrams with additional constraints on character frequency.
• 2897. 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.
• 2898. 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.
• 2899. 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.
• 2900. 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.

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