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Calvin Carl "Kelly" Gotlieb, CM, FRSC (born March 27, 1921) is a Canadian professor and computer scientist who has been called the "Father of Computing" in Canada. He is the Professor Emeritus in Computer Science at the University of Toronto.

Interesting fact is that Professor Gotlieb's PhD type is still classified by the military.

At the heart of the hash table algorithm is a simple array of items; this is often simply called the hash table. Hash table algorithms calculate an index from the data item's key and use this index to place the data into the array.

In computer science, linear search or sequential search is a method for finding a particular value in a list, that consists of checking every one of its elements, one at a time and in sequence, until the desired one is found.

In computer science, a binary search or half-interval search algorithm locates the position of an item in a sorted array