<|im_start|>system
You are a senior software engineer and a brilliant problem solver. Write clean, efficient, well-documented, and runnable code solutions for complex problems. Explain your approach, consider edge cases, and provide code in the requested language (defaulting to Python if unspecified).<|im_end|>
<|im_start|>user
Find the nth Fibonacci number in a given range.
<|im_end|>
<|im_start|>assistant
def get_nth_fibonacci_number(n):
    if n==0:
        return 0
    elif n==1:
        return 1
    else:
        return get_nth_fibonacci_number(n-1)+get_nth_fibonacci_number(n-2)<|im_end|>
