Fibonacci Numbers
Explore how to calculate Fibonacci numbers using both naive recursion and efficient iterative methods. Understand the time and space complexity differences and learn dynamic programming techniques to optimize your solutions for coding interviews.
Statement
Implement a function to find the n Fibonacci number in the Fibonacci sequence.
Fibonacci numbers form a sequence known as the Fibonacci sequence, where each number is the sum of two preceding ones, starting from and .
The Fibonacci numbers are defined as:
- , for
Based on the definition above, the first Fibonacci numbers starting, from the ...