diff --git a/08-isAnagram/index.js b/08-isAnagram/index.js
index f88d9d4..769a312 100644
--- a/08-isAnagram/index.js
+++ b/08-isAnagram/index.js
@@ -6,17 +6,21 @@ export function isAnagram(word1, word2) {
   if (word1.toLowerCase().length !== word2.toLowerCase().length) {
     return false
   }
-  for (let i = 0; i < word1.toLowerCase().length; i++) {
-    let res = word1.toLowerCase().charCodeAt(i) - 97
-    array[res] = (array[res] || 0) + 1
-  }
-
-  for (let j = 0; j < word2.toLowerCase().length; j++) {
-    let res = word2.toLowerCase().charCodeAt(j) - 97
-    if (!array[res]) {
-      return false
+   
+  else {
+    
+    for (let i = 0; i < word1.toLowerCase().length; i++) {
+      let res = word1.toLowerCase().charCodeAt(i) - 97
+      array[res] = (array[res] || 0) + 1
     }
-    array[res]--
+  
+    for (let j = 0; j < word2.toLowerCase().length; j++) {
+      let res = word2.toLowerCase().charCodeAt(j) - 97
+      if (!array[res]) {
+        return false
+      }
+      array[res]--
+    }
+    return true
   }
-  return true
 }
diff --git a/09-mostRepeatedChar/index.js b/09-mostRepeatedChar/index.js
index b113ed8..5ccb7f5 100644
--- a/09-mostRepeatedChar/index.js
+++ b/09-mostRepeatedChar/index.js
@@ -1,4 +1,12 @@
-export function mostUsedChar(text) {
+ 
     // implementar logica aqui
-    return ""
-}
\ No newline at end of file
+    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;
+      }
+