More Problems

• Write a stack-based approach for solving the word ladder problem using a depth-first search.
• Design a stack-based solution to calculate the maximum sum of elements in a stack after a series of random updates.
• Implement a stack-based algorithm for detecting cycles in a directed graph.
• Write a stack-based solution to simulate an LRU (Least Recently Used) cache using two stacks.
• Design a function to solve the problem of finding the k-th smallest element in a stack in O(log k) time.
• Create a stack-based solution for generating all permutations of a string using recursion.
• Implement an efficient stack-based algorithm to calculate the maximum sum of non-adjacent elements in a stack.
• Write a program to simulate a stack-based system for solving the partition equal subset sum problem.