Create 2427-number-of-common-factors.js

Author: chetannada

javascript/2427-number-of-common-factors.js

@@ -0,0 +1,21 @@
+/**
+ * @param {number} a
+ * @param {number} b
+ * @return {number}
+ */
+var commonFactors = function (a, b) {
+    let arr = []; // initialize empty array arr
+    let min = Math.min(a, b); // store minimum number from a and b into min using Math.min()
+
+    // loop thorugh every number from 1 to min
+    for (let i = 1; i <= min; i++) {
+
+        // if a anf b both divisable by i then push i into array arr
+        if (a % i == 0 && b % i == 0) {
+            arr.push(i);
+        }
+    }
+
+    // return length of array arr
+    return arr.length;
+};