Range Minimu Query: Given an array A[1,n] of n ordered objects (such as numbers), a Range Minimum Query (or RMQ) from i to j asks for the position of a minimum element in the sub-array A[i,j]. RMQs can be used to solve the lowest common ancestor problem.
The reasons that we do not eat or recommend shellfish are very similar. Shellfish are bottom feeders and feed on parasites and dead skin, many times from dead animals. They do not have appropriate digestive and filter systems to purify toxins and parasites from their body and flesh.
The idea of not eating oysters during months without an R comes from the fact that the summer months are the prime breeding time for âred tides,â or large blooms of algae that grow along the coast and have the tendency to spread toxins that can be absorbed by shellfish, including oysters.