Refactored again

Crypto/src/Main/ROT13.java

@@ -75,19 +75,19 @@ public class ROT13  {
     }
 
     public static String rotate(String s, Character c) {
-        int staticRotateBy = (int)(c) - (int)(s.charAt(0));
+        int rotateBy = (int)(c) - (int)(s.charAt(0));
         char[] charArr = s.toCharArray();
         char[] returnChar = new char[charArr.length];
 
-        int j = 0;
-        for (int i = staticRotateBy; i < returnChar.length; i++) {
-            returnChar[j] = (char)( (int)(charArr[i]));
-            j++;
+        int x = 0;
+        for (int i = rotateBy; i < returnChar.length; i++) {
+            returnChar[x] = (char)( (int)(charArr[i]));
+            x++;
         }
 
-        for (int i = 0; i < staticRotateBy; i++) {
-            returnChar[j] = (char)( (int)(charArr[i]));
-            j++;
+        for (int i = 0; i < rotateBy; i++) {
+            returnChar[x] = (char)( (int)(charArr[i]));
+            x++;
         }
         return String.copyValueOf(returnChar);
     }