diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 8a3748f..1de8081 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -1,9 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="ChangeListManager">
-    <list default="true" id="c8f42924-1cd2-4b1c-bcff-602a3368bb16" name="Default Changelist" comment="">
-      <change beforePath="$PROJECT_DIR$/.idea/vcs.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/vcs.xml" afterDir="false" />
-    </list>
+    <list default="true" id="c8f42924-1cd2-4b1c-bcff-602a3368bb16" name="Default Changelist" comment="" />
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -15,12 +13,8 @@
       <file pinned="false" current-in-tab="true">
         <entry file="file://$PROJECT_DIR$/enums/src/main.rs">
           <provider selected="true" editor-type-id="text-editor">
-            <state>
-              <caret column="15" selection-start-column="15" selection-end-column="15" />
-              <folding>
-                <element signature="e#1331#1332#0" expanded="true" />
-                <element signature="e#1364#1365#0" expanded="true" />
-              </folding>
+            <state relative-caret-position="440">
+              <caret line="30" column="7" selection-start-line="30" selection-start-column="7" selection-end-line="30" selection-end-column="7" />
             </state>
           </provider>
         </entry>
@@ -94,7 +88,7 @@
   </component>
   <component name="PropertiesComponent">
     <property name="JavaScriptWeakerCompletionTypeGuess" value="true" />
-    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1548877775987" />
+    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1548878099464" />
     <property name="javascript.nodejs.core.library.configured.version" value="7.1.0" />
     <property name="js.eslint.eslintPackage" value="$USER_HOME$/.yarn-config/global/node_modules/.bin/eslint" />
     <property name="js.eslint.nodeInterpreter" value="project" />
@@ -122,7 +116,7 @@
       </list>
     </option>
   </component>
-  <component name="RunManager" selected="Cargo Command.Run rectangles">
+  <component name="RunManager" selected="Cargo Command.Run enums">
     <configuration name="&lt;template&gt;" type="TestNG" default="true" selected="false">
       <option name="MAIN_CLASS_NAME" />
       <option name="VM_PARAMETERS" value="-ea" />
@@ -141,6 +135,16 @@
         <option name="Make" enabled="true" />
       </method>
     </configuration>
+    <configuration name="Run enums" type="CargoCommandRunConfiguration" factoryName="Cargo Command" temporary="true">
+      <option name="channel" value="DEFAULT" />
+      <option name="command" value="run --package enums --bin enums" />
+      <option name="allFeatures" value="false" />
+      <option name="nocapture" value="false" />
+      <option name="backtrace" value="SHORT" />
+      <option name="workingDirectory" value="file://$PROJECT_DIR$/enums" />
+      <envs />
+      <method v="2" />
+    </configuration>
     <configuration name="Run rectangles" type="CargoCommandRunConfiguration" factoryName="Cargo Command" temporary="true">
       <option name="channel" value="DEFAULT" />
       <option name="command" value="run --package rectangles --bin rectangles" />
@@ -161,16 +165,6 @@
       <envs />
       <method v="2" />
     </configuration>
-    <configuration name="Run scope" type="CargoCommandRunConfiguration" factoryName="Cargo Command" temporary="true">
-      <option name="channel" value="DEFAULT" />
-      <option name="command" value="run --package scope --bin scope" />
-      <option name="allFeatures" value="false" />
-      <option name="nocapture" value="false" />
-      <option name="backtrace" value="SHORT" />
-      <option name="workingDirectory" value="file://$PROJECT_DIR$/scope" />
-      <envs />
-      <method v="2" />
-    </configuration>
     <configuration name="Run slices" type="CargoCommandRunConfiguration" factoryName="Cargo Command" temporary="true">
       <option name="channel" value="DEFAULT" />
       <option name="command" value="run --package slices --bin slices" />
@@ -200,11 +194,11 @@
     </configuration>
     <recent_temporary>
       <list>
+        <item itemvalue="Cargo Command.Run enums" />
         <item itemvalue="Cargo Command.Run rectangles" />
         <item itemvalue="Cargo Command.Run structs" />
         <item itemvalue="Cargo Command.Run slices" />
         <item itemvalue="Cargo Command.Run references" />
-        <item itemvalue="Cargo Command.Run scope" />
       </list>
     </recent_temporary>
   </component>
@@ -212,8 +206,8 @@
     <frame x="1920" y="-438" width="1080" height="1897" extended-state="0" />
     <editor active="true" />
     <layout>
-      <window_info active="true" content_ui="combo" id="Project" order="0" sideWeight="0.49748462" visible="true" weight="0.2540132" />
-      <window_info id="Structure" order="1" sideWeight="0.5025154" side_tool="true" visible="true" weight="0.2540132" />
+      <window_info content_ui="combo" id="Project" order="0" sideWeight="0.4970809" visible="true" weight="0.2540132" />
+      <window_info id="Structure" order="1" sideWeight="0.5029191" side_tool="true" visible="true" weight="0.2540132" />
       <window_info id="Image Layers" order="2" />
       <window_info id="Designer" order="3" />
       <window_info id="Capture Tool" order="4" />
@@ -221,7 +215,7 @@
       <window_info id="Cargo" order="6" sideWeight="0.49791494" weight="0.3286119" />
       <window_info anchor="bottom" id="Message" order="0" />
       <window_info anchor="bottom" id="Find" order="1" />
-      <window_info anchor="bottom" id="Run" order="2" weight="0.32979318" />
+      <window_info active="true" anchor="bottom" id="Run" order="2" visible="true" weight="0.32979318" />
       <window_info anchor="bottom" id="Debug" order="3" weight="0.4" />
       <window_info anchor="bottom" id="Cvs" order="4" weight="0.25" />
       <window_info anchor="bottom" id="Inspection" order="5" weight="0.4" />
@@ -352,12 +346,8 @@
     </entry>
     <entry file="file://$PROJECT_DIR$/enums/src/main.rs">
       <provider selected="true" editor-type-id="text-editor">
-        <state>
-          <caret column="15" selection-start-column="15" selection-end-column="15" />
-          <folding>
-            <element signature="e#1331#1332#0" expanded="true" />
-            <element signature="e#1364#1365#0" expanded="true" />
-          </folding>
+        <state relative-caret-position="440">
+          <caret line="30" column="7" selection-start-line="30" selection-start-column="7" selection-end-line="30" selection-end-column="7" />
         </state>
       </provider>
     </entry>
diff --git a/enums/src/main.rs b/enums/src/main.rs
index fb6ee8d..c48b276 100644
--- a/enums/src/main.rs
+++ b/enums/src/main.rs
@@ -28,26 +28,26 @@ enum UsState {
     Montana,
     Nebraska,
     Nevada,
-    New_Hampshire,
-    New_Jersey,
-    New_Mexico,
-    New_York,
-    North_Carolina,
-    North_Dakota,
+    NewHampshire,
+    NewJersey,
+    NewMexico,
+    NewYork,
+    NorthCarolina,
+    NorthDakota,
     Ohio,
     Oklahoma,
     Oregon,
     Pennsylvania,
-    Rhode_Island,
-    South_Carolina,
-    South_Dakota,
+    RhodeIsland,
+    SouthCarolina,
+    SouthDakota,
     Tennessee,
     Texas,
     Utah,
     Vermont,
     Virginia,
     Washington,
-    West_Virginia,
+    WestVirginia,
     Wisconsin,
     Wyoming,
 }
@@ -79,7 +79,7 @@ fn count_non_quarters(count: &mut u32, coin: Coin) {
     if let Coin::Quarter(state) = coin {
         println!("State quarter from {:?}!", state);
     } else {
-        count += 1;
+        *count += 1;
     }
 }
 
@@ -92,4 +92,6 @@ fn plus_one(x: Option<i32>) -> Option<i32> {
 
 fn main() {
     println!("Hello, world!");
+
+    println!("{}", value_in_cents(Coin::Quarter(UsState::Michigan)));
 }