GCD calc

dingosky · dingosky · commit e50f86a579f2 · 2017-07-19T09:35:41.000-07:00
diff --git a/lib/lcm.js b/lib/lcm.js
@@ -1,18 +1,9 @@
-
 const gcd = (a, b) => {
   while (b != 0) {
-    const h = a
-    a = b
-    b = h % b
-    // (a, b) = (b, a % b)
+    [a, b] = [b, a % b]
   }
   return Math.abs(a)
 }
-
-// const lcm = (a, b) => {
-//   return (a / gcd(a, b)) * b
-// }
-
 export default (a, b) => {
   return (a / gcd(a, b)) * b
 }
