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Dynamic Programming Dynamic Programming is an algorithmic method for solving optimization problems by breaking them(a problem or problems) into smaller subproblems. …
Regular Expression Matching Given an input string(s) and a pattern (p), implement regular expression matching with support for '.' and '*' where: &#…
Edit Distance Given two strings, word1, and word2, return the minimum number of operations required to convert word1 to word2. You have the following thr…
Target Sum You are given an integer array nums and an integer target. You want to build an expression out of nums by adding one of the symbols '+' and '-' b…
Unique Paths A robot is located at the top-left corner of a m*n grid(marked 'Start' in the diagram below). The robot can only move either down or right at any point …
Maximum Product Subarray Given an integer array nums, find the contiguous subarray within an array(containing at least one number) which has the largest product. Example 1: …
Problem: Partition Equal Subset Sum Given a non-empty array nums containing only positive integers, find if the array can be partitioned into two subsets such that the sum of e…
Word Break: Problem Given a string s and a dictionary of strings wordDict, return true if s can be segmented into a space-seperated sequence of one or more dictionary words.…