Recursion is more than a coding trick—it’s a powerful way to simplify complex problems in Python. From elegant tree traversals to backtracking algorithms, mastering recursion opens the door to cleaner ...
### A function is a block of code that performs a specific task and can be reused multiple times in a program. ### def keyword is used to define a function in python. # def calc_sum(a, b): # a and b ...
# The line `if __name__ == "__main__":` is used so that the code inside it only runs when you run this file directly. # If you import this file into another file, the code inside won't run ...
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