factorial.md

Factorial ^{7 Kyu}

^{LINK TO THE KATA - FUNDAMENTALS}

Description

Your task is to write function factorial.

https://en.wikipedia.org/wiki/Factorial

Solution

const factorial = n => {
  let result = 1

  for (let i = 1; i < n + 1; i++) {
    result *= i
  }

  return result
}