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9 changes: 5 additions & 4 deletions maths/factorial.js
Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,7 @@

'use strict'

function calc_range (num) {
function calcRange (num) {
// Generate a range of numbers from 1 to `num`.
var i = 1
var range = []
Expand All @@ -24,9 +24,9 @@ function calc_range (num) {
return range
}

function calc_factorial (num) {
function calcFactorial (num) {
var factorial
var range = calc_range(num)
var range = calcRange(num)

// Check if the number is negative, positive, null, undefined, or zero
if (num < 0) {
Expand All @@ -48,5 +48,6 @@ function calc_factorial (num) {
}

// Run `factorial` Function to find average of a list of numbers.
/* global alert, prompt */
var num = prompt('Enter a number: ')
alert(calc_factorial(num))
console.log(calcFactorial(num))