@@ -10,7 +10,8 @@ function process(input) {
   const result = [];
-  for (let i = 0; i < input.length; i++) {
-    result.push(input[i] * 2);
+  for (const item of input) {
+    result.push(item * 2);
+    console.log(item);
   }
   return result;
