Note:The goal of competitive programming is to write programs that can be run quickly and compute the correct answer. Maintainability of code is not a core requirement as the code only needs to be readable during the contest. However, it’s ideal to maintain a bare minimum level of readabili...
Sometime the variance of the data may not be a good measurement of our interest of the data. For instance, if we want to cluster the following data by color: BA Interview Question & Answer Rank Scores Write a SQL query to rank scores. If there is a tie between two scores, both shoul...