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.
Fish and Shellfish Advisories and Safe Eating Guidelines. Fish and shellfish are an important part of a healthy diet. They are a lean, low-calorie, high quality source of protein. They contain essential nutrients and omega-3 fatty acids, and are low in saturated fat.