Topic: stack-problem / Level: advanced

• 2901. 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.
• 2902. 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.
• 2903. 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.
• 2904. 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.
• 2905. Design a stack-based approach to solve the problem of finding the shortest path in a graph with multiple constraints on edge weights and node distances.
• 2906. Implement a stack-based solution for solving the problem of checking if two binary trees are structurally identical with additional constraints on tree height.
• 2907. 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 all distinct characters with constraints on subsequence length.
• 2908. Create a stack-based system for solving the problem of determining if a graph is bipartite with additional constraints on the number of nodes and edges.
• 2909. Design a stack-based algorithm to solve the problem of finding the maximum product of non-overlapping subarrays in a binary array with constraints on the length of each subarray.
• 2910. Implement a stack-based solution for solving the problem of checking if a graph contains a Hamiltonian path with constraints on edge lengths and node degrees.
• 2911. Write a program to simulate a stack-based approach for solving the problem of finding the maximum sum of elements in a matrix that can be split into non-overlapping submatrices of equal size.
• 2912. Create a function that uses stacks to solve the problem of finding the number of valid parentheses subsequences in a binary string with constraints on the maximum nesting depth.
• 2913. Design a stack-based approach to solve the problem of finding the longest sequence of alternating positive and negative numbers in an array with additional constraints on sequence length.
• 2914. Implement a stack-based solution for solving the problem of checking if a binary tree contains a valid root-to-leaf path that alternates between even and odd values.
• 2915. Write a program to simulate a stack-based approach for solving the problem of finding the number of valid palindrome partitions in a string with constraints on the length of each partition.
• 2916. Create a stack-based system for solving the problem of finding the minimum number of flips required to convert a binary matrix into a valid checkerboard pattern.
• 2917. Design a stack-based algorithm to solve the problem of determining if two graphs are isomorphic with constraints on node degrees and edge weights.
• 2918. Implement a stack-based solution for solving the problem of checking if a binary search tree contains all valid root-to-leaf paths with alternating left and right child nodes.
• 2919. 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 with at most one allowed change.
• 2920. Create a function that uses stacks to solve the problem of finding the number of distinct palindromic subsequences in a binary string with constraints on the length of each subsequence.
• 2921. Design a stack-based approach to solve the problem of finding the shortest path in a graph with multiple cycles and additional constraints on edge weights.
• 2922. 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 the depth of each tree.
• 2923. Write a program to simulate a stack-based approach for solving the problem of determining if a binary tree contains a path with alternating left and right child nodes that sums to a given value.
• 2924. Create a stack-based system for solving the problem of finding the minimum number of operations required to convert a binary string into a valid palindrome.
• 2925. Design a stack-based algorithm to solve the problem of finding the maximum product of non-overlapping subarrays in a matrix with constraints on the size of each subarray.
• 2926. Implement a stack-based solution for solving the problem of checking if two strings are anagrams with additional constraints on the frequency of certain characters.
• 2927. Write a program to simulate a stack-based approach for solving the problem of finding the number of valid palindrome subsequences in a binary string with constraints on the length of each subsequence.
• 2928. Create a function that uses stacks to solve the problem of determining if a graph contains any strongly connected components with constraints on the number of nodes and edges.
• 2929. 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 allowed swaps.
• 2930. Implement a stack-based solution for solving the problem of checking if a binary tree contains all valid root-to-leaf paths that alternate between even and odd node values.
• 2931. Write a program to simulate a stack-based approach for solving the problem of finding the longest sequence of alternating positive and negative integers in a circular array.
• 2932. Create a stack-based system for solving the problem of finding the minimum number of flips required to make a binary string alternating with constraints on the length of each subsequence.
• 2933. Design a stack-based algorithm to solve the problem of finding the number of ways to partition an array into subarrays that sum to a given target with constraints on the size of each subarray.
• 2934. Implement a stack-based solution for solving the problem of checking if a binary search tree is height-balanced with constraints on node depths and values.
• 2935. 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.
• 2936. Create a function that uses stacks to solve the problem of determining if two binary search trees contain identical sets of values with constraints on the depth of each tree.
• 2937. Design a stack-based approach to solve the problem of finding the shortest path in a weighted graph with multiple cycles and constraints on edge lengths.
• 2938. Implement a stack-based solution for solving the problem of checking if two binary trees are structurally identical with constraints on the height and depth of each tree.
• 2939. Write a program to simulate a stack-based approach for solving the problem of finding the maximum sum of elements in a binary matrix that can be split into non-overlapping submatrices with equal size.
• 2940. Create a stack-based system for solving the problem of finding the longest subsequence of alternating positive and negative numbers in a binary array with constraints on the subsequence length.
• 2941. Design a stack-based algorithm to solve the problem of determining if two binary trees contain the same set of values with constraints on tree height and structure.
• 2942. Implement a stack-based solution for solving the problem of checking if a graph contains any articulation points with constraints on node degrees and edge weights.
• 2943. Write a program to simulate a stack-based approach for solving the problem of finding the maximum product of two non-overlapping subarrays in a binary array with constraints on subarray length.
• 2944. Create a function that uses stacks to solve the problem of finding the number of valid palindrome subsequences in a string with constraints on the number of character replacements.
• 2945. Design a stack-based approach to solve the problem of finding the minimum number of cuts required to partition a binary string into valid palindrome subsequences with constraints on subsequence length.
• 2946. Implement a stack-based solution for solving the problem of checking if two graphs are isomorphic with constraints on the number of nodes and edge weights.
• 2947. 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 allowed changes.
• 2948. Create a stack-based system for solving the problem of finding the shortest path in a graph with multiple constraints on edge weights and node distances.
• 2949. Design a stack-based algorithm to solve the problem of determining if a binary search tree contains all valid root-to-leaf paths with alternating even and odd node values.
• 2950. Write a stack-based solution for solving the problem of finding the longest increasing subsequence in a matrix with constraints on the number of swaps allowed.

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