Practice Real Company Assessment Patterns • Latest 2025–2026 Mock Tests

Programming Exercises

Write a function that returns the nth Fibonacci number.

Medium

Problem Statement

Write a function that returns the nth Fibonacci number.

Sample Input

n = 5

Sample Output

5

Limits

Time: 2s · Memory: 256 MB

Code Editor
00:00
// Find the nth Fibonacci number function fibonacci(n) { } console.log(fibonacci(5));
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Input
n = 5
Expected Output
5