diff --git a/09-mostRepeatedChar/index.js b/09-mostRepeatedChar/index.js
index 5ccb7f5..8b57af2 100644
--- a/09-mostRepeatedChar/index.js
+++ b/09-mostRepeatedChar/index.js
@@ -1,12 +1,21 @@
- 
-    // implementar logica aqui
-    export    function mostUsedChar(text){
-        const charMap = {};
-      
-        for (const char of text.toLowerCase()) {
-      /*5*/   charMap[char] = (charMap[char] || 0) + 1;
-        }
-      
-        return Object.values(charMap).filter((count) => count > 1).length;
-      }
-    
+export function mostUsedChar(text) {
+  // implementar logica aqui
+  const stringToArray = text.split('')
+  const obj = {}
+
+  stringToArray.forEach(element => {
+    obj[element] = obj[element] ? obj[element] + 1 : 1
+  })
+
+  const objToArray = Object.entries(obj)
+
+  let res = ['', 0]
+
+  objToArray.forEach(word => {
+    if (res[1] < word[1]) {
+      res = word
+    }
+  })
+
+  return res[0]
+}