diff --git a/JS/reto1.js b/JS/reto1.js
index 5637c0e..f379ccc 100644
--- a/JS/reto1.js
+++ b/JS/reto1.js
@@ -1,3 +1,19 @@
-let arr = ['julio', 'pedro', 'vero', 'juan'];
+//let arr = ['julio', 'pedro', 'vero', 'juan'];
+//let res =[];
+//arr.forEach( (item)=>{
+//    res.push(item.length);  
+//});
+//console.log(res);
+//console.log(arr);
 
-console.log(arr);
\ No newline at end of file
+
+let arr = ['julio', 'pedro', 'vero', 'juan']; 
+const lengthArr = arr.map(item=>{ 
+    if (item.length>4)
+        return item.length
+
+}).filter(item=>{
+    return item!=undefined;
+});
+
+console.log(lengthArr);
\ No newline at end of file