Day 1: Functions | Hackerrank Solution | 10 Days Of Javascript

DAY 1: FUNCTIONS 

HACKERRANK SOLUTION 10 DAYS OF JAVASCRIPT

Objective

Today, we're discussing JavaScript functions. Check out the attached tutorial for more details.

Task

Implement a function named factorial that has one parameter: an integer, . It must return the value of  (i.e.,  factorial).

Input Format

Locked stub code in the editor reads a single integer, , from stdin and passes it to a function named factorial.

Constraints

Output Format

The function must return the value of .

Sample Input 0

4

Sample Output 0

24

Explanation 0

We return the value of .

SOLUTION

/* * Create the function factorial here */ function factorial(n) { var i, fact = 1; for (i = 1; i <= n; i++) { fact *= i; } return fact; }

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