Hash-Table

Problem You are building a news collection app that fetches articles from various sources and presents them in a summarized form to users, so they can quickly grasp the main points without having to read the full article. One important feature of your app could be to remove duplicate words or phrases from these summaries while still retaining as much information as possible. Example 1: Input: s = “xyzxyzyy” Output: 3 Explanation: The answer is “xyz”, with the length of 3. ...

Problem 1: Summation Of Weights You have a list of items in a warehouse and we need to find two items whose combined weight equals a specific target weight. For example, imagine you are managing an inventory of various products at a distribution center. Given a list of product weights [2kg, 3kg, 8kg, 6kg, 4kg] and a target weight of 9kg, your task is to find the indices of the two products whose combined weight equals the target. In this case, the output would be [1, 3] because the items at positions 1 and 3 (3kg and 6kg) add up to the target weight of 9kg. ...