Create 3498-reverse-degree-of-a-string.js

Author: everthis

3498-reverse-degree-of-a-string.js

@@ -0,0 +1,10 @@
+/**
+ * @param {string} s
+ * @return {number}
+ */
+var reverseDegree = function(s) {
+    return Array.from(s).reduce((sum, ch, i) => {
+        const pos = 'z'.charCodeAt(0) - ch.charCodeAt(0) + 1
+        return sum + pos * (i + 1)
+    }, 0)
+};