Topic: stack-problem / Level: advanced

• 2701. Design a stack-based algorithm to solve the problem of determining if a binary tree contains a valid path with alternating left and right child nodes.
• 2702. Implement a stack-based solution for solving the problem of checking if a string can be rearranged into a palindrome with exactly one swap.
• 2703. Write a program to simulate a stack-based approach for solving the problem of finding the longest common subsequence in two binary strings with limited changes.
• 2704. Create a function that uses stacks to solve the problem of finding the number of distinct subsequences that contain at least one vowel in a string.
• 2705. Design a stack-based approach to solve the problem of finding the shortest path in a graph with constraints on the number of edges.
• 2706. Implement a stack-based solution for solving the problem of checking if two graphs are isomorphic with constraints on the degree of nodes.
• 2707. Write a program to simulate a stack-based approach for solving the problem of finding the maximum sum of non-overlapping subarrays in a circular array.
• 2708. Create a stack-based system for solving the problem of determining if a string is a valid palindrome after removing at most k characters.
• 2709. Design a stack-based algorithm to solve the problem of finding the number of valid parentheses sequences that can be formed with a given number of pairs.
• 2710. Implement a stack-based solution for solving the problem of checking if a binary tree is a complete binary tree.
• 2711. Write a program to simulate a stack-based approach for solving the problem of finding the minimum number of operations to make two strings equal.
• 2712. Create a function that uses stacks to solve the problem of finding the longest sequence of alternating even and odd integers in an array.
• 2713. Design a stack-based approach to solve the problem of finding the minimum cost to connect all cities in a graph with weighted edges and cycles.
• 2714. Implement a stack-based solution for solving the problem of checking if a graph contains any strongly connected components with exactly k nodes.
• 2715. Write a program to simulate a stack-based approach for solving the problem of finding the maximum sum of non-overlapping subarrays in a matrix.
• 2716. Create a stack-based system for solving the problem of determining if a binary search tree contains all possible valid paths from the root to a leaf.
• 2717. Design a stack-based algorithm to solve the problem of finding the maximum number of ways to partition an array into subarrays with equal sum.
• 2718. Implement a stack-based solution for solving the problem of checking if two binary trees contain the same set of values with additional constraints on the tree structure.
• 2719. Write a program to simulate a stack-based approach for solving the problem of finding the longest increasing subsequence in an array with constraints on the number of swaps.
• 2720. Create a function that uses stacks to solve the problem of finding the minimum number of operations to convert a binary tree into a valid binary search tree.
• 2721. Design a stack-based approach to solve the problem of finding the number of distinct palindromic subsequences in a binary string.
• 2722. Implement a stack-based solution for solving the problem of checking if a graph is Eulerian and finding an Eulerian path if it exists.
• 2723. Write a program to simulate a stack-based approach for solving the problem of determining if two strings are anagrams after at most one character swap.
• 2724. Create a stack-based system for solving the problem of finding the maximum product of non-overlapping subarrays that are divisible by a given value.
• 2725. Design a stack-based algorithm to solve the problem of finding the number of ways to split a string into valid palindromic substrings.
• 2726. Implement a stack-based solution for solving the problem of checking if a binary tree contains any duplicate values with constraints on the node structure.
• 2727. Write a program to simulate a stack-based approach for solving the problem of finding the maximum sum of elements in a matrix with non-overlapping submatrices.
• 2728. Create a function that uses stacks to solve the problem of finding the number of ways to rearrange a binary string to form alternating sequences of 0s and 1s.
• 2729. Design a stack-based approach to solve the problem of finding the shortest path in a graph with weighted edges and cycles.
• 2730. Implement a stack-based solution for solving the problem of checking if a binary tree contains a path that sums to a given value with at most k changes.
• 2731. 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.
• 2732. Create a stack-based system for solving the problem of determining if a string can be rearranged into a valid palindrome with limited swaps.
• 2733. Design a stack-based algorithm to solve the problem of finding the minimum number of cuts required to partition a string into valid palindrome subsequences.
• 2734. Implement a stack-based solution for solving the problem of checking if a binary tree contains all valid root-to-leaf paths with alternating node values.
• 2735. Write a program to simulate a stack-based approach for solving the problem of finding the longest increasing subsequence in a circular array with constraints on the number of allowed changes.
• 2736. Create a function that uses stacks to solve the problem of finding the number of distinct subsequences that contain only vowels in a string.
• 2737. Design a stack-based approach to solve the problem of finding the minimum number of operations to make a binary tree a complete binary tree.
• 2738. Implement a stack-based solution for solving the problem of checking if a directed acyclic graph contains any cycles with constraints on the number of edges.
• 2739. Write a program to simulate a stack-based approach for solving the problem of determining if two binary search trees contain identical sets of values with constraints on tree height.
• 2740. Create a stack-based system for solving the problem of finding the maximum sum of non-overlapping subarrays in an array with elements divisible by a given value.
• 2741. Design a stack-based algorithm to solve the problem of finding the longest subsequence in an array that can be rearranged into a valid palindrome.
• 2742. Implement a stack-based solution for solving the problem of checking if two graphs are isomorphic with constraints on node degrees and edge weights.
• 2743. Write a program to simulate a stack-based approach for solving the problem of finding the maximum product of non-overlapping subarrays in a binary array.
• 2744. Create a function that uses stacks to solve the problem of finding the minimum number of flips required to make a binary matrix alternating.
• 2745. Design a stack-based approach to solve the problem of determining if a graph contains any Hamiltonian cycles with constraints on edge weights.
• 2746. Implement a stack-based solution for solving the problem of checking if a binary tree contains a valid path that sums to a given value with constraints on the number of allowed changes.
• 2747. Write a program to simulate a stack-based approach for solving the problem of finding the minimum number of cuts required to partition a binary string into valid palindromic subsequences.
• 2748. Create a stack-based system for solving the problem of finding the maximum number of distinct palindromic subsequences in a string with constraints on substring length.
• 2749. Design a stack-based algorithm to solve the problem of determining if a binary tree is height-balanced with additional constraints on node values.
• 2750. Write a stack-based solution for solving the problem of finding the longest subsequence of alternating positive and negative numbers in an array.

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