minor change

.idea/workspace.xml

 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="4c7141a8-00aa-4bdc-a809-0119ca846f0f" name="Default" comment="">
-      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/Account.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/Account.java" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/Atm.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/Atm.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/BusinessAccount.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/BusinessAccount.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/CheckingAccount.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/CheckingAccount.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/InputOutput.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/InputOutput.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/SavingsAccount.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/SavingsAccount.java" afterDir="false" />
     </list>
     <ignored path="$PROJECT_DIR$/target/" />
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
   </component>
   <component name="FileEditorManager">
     <leaf SIDE_TABS_SIZE_LIMIT_KEY="300">
-      <file leaf-file-name="MainApplication.java" pinned="false" current-in-tab="true">
+      <file leaf-file-name="MainApplication.java" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/MainApplication.java">
           <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="135">
+              <caret line="9" column="36" lean-forward="true" selection-start-line="9" selection-start-column="36" selection-end-line="9" selection-end-column="36" />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="InputOutput.java" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/InputOutput.java">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="135">
+              <caret line="24" column="69" selection-start-line="24" selection-start-column="69" selection-end-line="24" selection-end-column="69" />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="BankAccountTest.java" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/src/test/java/com/zipcodewilmington/bankaccountlab/BankAccountTest.java">
+          <provider selected="true" editor-type-id="text-editor">
             <state relative-caret-position="75">
               <caret line="5" column="13" selection-start-line="5" selection-start-column="13" selection-end-line="5" selection-end-column="13" />
             </state>
           </provider>
         </entry>
       </file>
+      <file leaf-file-name="CheckingAccount.java" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/CheckingAccount.java">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="30">
+              <caret line="2" column="13" selection-start-line="2" selection-start-column="13" selection-end-line="2" selection-end-column="13" />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="Atm.java" pinned="false" current-in-tab="true">
+        <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/Atm.java">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="212">
+              <caret line="53" column="56" lean-forward="true" selection-start-line="53" selection-start-column="56" selection-end-line="53" selection-end-column="56" />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="BusinessAccount.java" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/BusinessAccount.java">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="165">
+              <caret line="14" column="27" lean-forward="true" selection-start-line="14" selection-start-column="27" selection-end-line="14" selection-end-column="27" />
+            </state>
+          </provider>
+        </entry>
+      </file>
     </leaf>
   </component>
   <component name="FileTemplateManagerImpl">
       <option name="presentableId" value="Default" />
       <updated>1528929747119</updated>
       <workItem from="1528929748503" duration="4952000" />
-      <workItem from="1528989571594" duration="4451000" />
+      <workItem from="1528989571594" duration="4901000" />
     </task>
     <servers />
   </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="9403000" />
+    <option name="totallyTimeSpent" value="9853000" />
   </component>
   <component name="ToolWindowManager">
     <frame x="0" y="0" width="1280" height="800" extended-state="0" />
       <window_info anchor="bottom" id="Event Log" order="7" side_tool="true" />
       <window_info anchor="right" id="Maven Projects" order="3" />
       <window_info anchor="bottom" id="Database Changes" order="7" show_stripe_button="false" />
-      <window_info anchor="bottom" id="Run" order="2" visible="true" weight="0.32965517" />
+      <window_info anchor="bottom" id="Run" order="2" weight="0.32965517" />
       <window_info anchor="bottom" id="Version Control" order="7" />
-      <window_info anchor="bottom" id="Terminal" order="7" />
+      <window_info anchor="bottom" id="Terminal" order="7" visible="true" weight="0.32965517" />
       <window_info id="Capture Tool" order="2" />
       <window_info id="Designer" order="2" />
       <window_info active="true" content_ui="combo" id="Project" order="0" visible="true" weight="0.24959612" />
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/BankAccount.java" />
-    <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/Atm.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="585">
-          <caret line="39" column="44" selection-start-line="39" selection-start-column="44" selection-end-line="39" selection-end-column="44" />
-        </state>
-      </provider>
-    </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/BusinessAccount.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="165">
-          <caret line="14" column="27" lean-forward="true" selection-start-line="14" selection-start-column="27" selection-end-line="14" selection-end-column="27" />
-        </state>
-      </provider>
-    </entry>
     <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/SavingsAccount.java">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="120">
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/CheckingAccount.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="30">
-          <caret line="2" column="13" selection-start-line="2" selection-start-column="13" selection-end-line="2" selection-end-column="13" />
-        </state>
-      </provider>
-    </entry>
     <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/Account.java">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="90">
         </state>
       </provider>
     </entry>
+    <entry file="file://$PROJECT_DIR$/src/test/java/com/zipcodewilmington/bankaccountlab/BankAccountTest.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="75">
+          <caret line="5" column="13" selection-start-line="5" selection-start-column="13" selection-end-line="5" selection-end-column="13" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/BusinessAccount.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="165">
+          <caret line="14" column="27" lean-forward="true" selection-start-line="14" selection-start-column="27" selection-end-line="14" selection-end-column="27" />
+        </state>
+      </provider>
+    </entry>
     <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/InputOutput.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="-281">
+        <state relative-caret-position="135">
           <caret line="24" column="69" selection-start-line="24" selection-start-column="69" selection-end-line="24" selection-end-column="69" />
         </state>
       </provider>
     </entry>
+    <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/CheckingAccount.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="30">
+          <caret line="2" column="13" selection-start-line="2" selection-start-column="13" selection-end-line="2" selection-end-column="13" />
+        </state>
+      </provider>
+    </entry>
     <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/MainApplication.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="75">
-          <caret line="5" column="13" selection-start-line="5" selection-start-column="13" selection-end-line="5" selection-end-column="13" />
+        <state relative-caret-position="135">
+          <caret line="9" column="36" lean-forward="true" selection-start-line="9" selection-start-column="36" selection-end-line="9" selection-end-column="36" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/bankaccountlab/Atm.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="212">
+          <caret line="53" column="56" lean-forward="true" selection-start-line="53" selection-start-column="56" selection-end-line="53" selection-end-column="56" />
         </state>
       </provider>
     </entry>

src/main/java/com/zipcodewilmington/bankaccountlab/Atm.java

     private InputOutput display;
     private Account[] accounts;
     private int accountIndex;
-    private int recipientIndex;
 
     public Atm(Account[] accounts) {
         this.accounts = accounts;
     }
 
     public void transfer() {
-        recipientIndex = display.recipientAccount();
+        int recipientIndex = display.recipientAccount();
         accounts[accountIndex].transfer(accounts[recipientIndex], display.enterNumber("transfer"));
     }