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What is Recursion?

Explore the concept of recursion in this lesson. Understand how a function can call itself to solve problems step-by-step, illustrated through a line ticket price example. Learn how to implement recursive logic in C++ for practical applications.

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Introduction to recursion

Suppose you are standing in a line to buy a movie ticket. You want to know the price of the ticket, but only the first person in line knows the price.

You can approach the first person and ask him the price directly. However, if you leave the line, someone else will take your place. Therefore, you will have to use the following approach. ...