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The term Counting in Computer Science is usually used to refer counting objects in certain arrangements or with certain properties.

The term Counting in Computer Science is usually used to refer counting objects in certain arrangements or with certain properties. Being abstract concept, we count objects to solve many different types of problems. For instance counting is used to determine the complexity of algorithms. It is also used to determine whether there are enough telephone numbers or Internet protocol addresses to meet demand. Counting is also used in mathematical biology, especially in sequencing DNA. Furthermore, counting techniques are used extensively when probabilities of events are computed.

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