completed lab with no subclass beacuse it doesnt need one

Crypto/src/ROT13.java

@@ -19,7 +19,7 @@ public class ROT13  {
 
 
     public String crypt(String text) throws UnsupportedOperationException {
-    return text;
+      return encrypt(encrypt(text));
     }
 
     public String encrypt(String text) {
@@ -42,6 +42,7 @@ public class ROT13  {
     }
 
     public String decrypt(String text) {
+
         String result = "";
         int rotator = cf-cs;
         boolean isUppercase = false;
@@ -62,19 +63,12 @@ public class ROT13  {
 
     public static String rotate(String s, Character c) {
         String result = "";
+        String reference = s+s;
         int rotator = Character.toLowerCase(c)-'a';
         boolean isUppercase = false;
         for(int i=0; i<s.length(); i++){
-            isUppercase = Character.isUpperCase(s.charAt(i));
-            int temp = Character.toLowerCase(s.charAt(i));
-            if (temp<97|temp>122){
-            } else if(temp+rotator < 122){
-                temp = s.charAt(i)+rotator;
-            } else {
-                temp = 96 + ((temp+rotator)-122);
-            }
-            if(isUppercase){temp=Character.toUpperCase(temp);}
-            result+= (char)temp;
+          Character temp = reference.charAt(i+rotator);
+            result+= temp;
         }
         return result;
     }