programming language Create a program that determines whether an array contains two amicable numbers! Two numbers are amicable if the sum of proper divisors of each equals the other number (e.g. 220 and 284). Hint: use nested loops (Meaning using a loop inside another loop)

Imagine that a piece of a primary key is also a potential secondary key. Can you tell me what your reaction would be?

Use your knowledge in probability theory, or do your own research to prove it - write a short essay to expound your thoughts. Now, there are many explanations offer by people on the web, but many aren't that good and made it overly complicated and even convoluted. I want you to use your own words to write your thesis and make it comprehensible to a non-math, non-statistic major.   Relaxed Documentation Requirements This is a special Final Lab Project replacing the regular Final Exam, due to the emergency transition to online live stream classes and a shorten quarter - caused by the pandemic. So, the only documentation requirements for this lab are: 1. A brief File Header2. Adequate comments along the code3. No global variables allowed

Imagine you are an avid movie goer and you prepared a list of n movies you are considering watching. As a thorough researcher, you prepared a list of k friends, whose movie advice you trust.  For each movie, you are debating whether to either see it or speak to all of your friends and hear their recommendations. A more efficient approach is to choose between watching the movie and speaking with at least one trusted movie recommender friend. This approach will take a total of t hours.  Prove that the problem is NP-hard.