fix: runs spotlessApply

Author: Djtheman1

lesson_13/maps_java/maps_app/src/main/java/com/codedifferently/lesson13/Lesson13.java

@@ -1,4 +1,5 @@
 package com.codedifferently.lesson13;
+
 import java.util.HashMap;
 
 public class Lesson13 {
@@ -9,22 +10,21 @@ public class Lesson13 {
    */
   public int findPermutationDifference(String s, String t) {
 
- HashMap<Character, Integer> indexFinder = new HashMap<>();
-
-        
-        for (int i = 0; i < s.length(); i++) {
-            char character = s.charAt(i);
-            indexFinder.put(character, i);
-        }
+    HashMap<Character, Integer> indexFinder = new HashMap<>();
 
-        int sum = 0;  
+    for (int i = 0; i < s.length(); i++) {
+      char character = s.charAt(i);
+      indexFinder.put(character, i);
+    }
 
-        for (int i = 0; i < t.length(); i++) {
-            char character = t.charAt(i); 
-            int value = indexFinder.get(character); 
-            sum += Math.abs(value - i); 
-        }
+    int sum = 0;
 
-        return sum; 
+    for (int i = 0; i < t.length(); i++) {
+      char character = t.charAt(i);
+      int value = indexFinder.get(character);
+      sum += Math.abs(value - i);
     }
-  }
+
+    return sum;
+  }
+}