Files
JavaScript/Maths/GetGCD.js
2021-08-31 03:33:35 +05:30

26 lines
765 B
JavaScript

/*
Problem statement and Explanation : https://en.wikipedia.org/wiki/Greatest_common_divisor
In this method, we have followed the iterative approach to first
find a minimum of both numbers and go to the next step.
*/
/**
* GetGCD return the gcd of two numbers.
* @param {Number} arg1 first argument for gcd
* @param {Number} arg2 second argument for gcd
* @returns return a `gcd` value of both number.
*/
const getGcd = (arg1, arg2) => {
// Find a minimum of both numbers.
let less = arg1 > arg2 ? arg2 : arg1
// Iterate the number and find the gcd of the number using the above explanation.
for (less; less >= 2; less--) {
if ((arg1 % less === 0) && (arg2 % less === 0)) return (less)
}
return (less)
}
module.exports = getGcd