diff --git a/.idea/.gitignore b/.idea/.gitignore
deleted file mode 100644
index 0a8642f..0000000
--- a/.idea/.gitignore
+++ /dev/null
@@ -1,10 +0,0 @@
-# Default ignored files
-/shelf/
-/workspace.xml
-# Editor-based HTTP Client requests
-/httpRequests/
-# Datasource local storage ignored files
-/dataSources/
-/dataSources.local.xml
-# Zeppelin ignored files
-/ZeppelinRemoteNotebooks/
diff --git a/.idea/aws.xml b/.idea/aws.xml
deleted file mode 100644
index b63b642..0000000
--- a/.idea/aws.xml
+++ /dev/null
@@ -1,11 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="accountSettings">
-    <option name="activeRegion" value="us-east-1" />
-    <option name="recentlyUsedRegions">
-      <list>
-        <option value="us-east-1" />
-      </list>
-    </option>
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/checkstyle-idea.xml b/.idea/checkstyle-idea.xml
new file mode 100644
index 0000000..4dd2303
--- /dev/null
+++ b/.idea/checkstyle-idea.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CheckStyle-IDEA" serialisationVersion="2">
+    <checkstyleVersion>10.17.0</checkstyleVersion>
+    <scanScope>JavaOnly</scanScope>
+    <copyLibs>true</copyLibs>
+    <option name="thirdPartyClasspath" />
+    <option name="activeLocationIds" />
+    <option name="locations">
+      <list>
+        <ConfigurationLocation id="bundled-sun-checks" type="BUNDLED" scope="All" description="Sun Checks">(bundled)</ConfigurationLocation>
+        <ConfigurationLocation id="bundled-google-checks" type="BUNDLED" scope="All" description="Google Checks">(bundled)</ConfigurationLocation>
+      </list>
+    </option>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/editor.xml b/.idea/editor.xml
new file mode 100644
index 0000000..46540da
--- /dev/null
+++ b/.idea/editor.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="BackendCodeEditorSettings">
+    <option name="/Default/Housekeeping/GlobalSettingsUpgraded/IsUpgraded/@EntryValue" value="true" type="bool" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
index 639900d..5eb5d6b 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,6 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="ProjectRootManager">
-    <output url="file://$PROJECT_DIR$/out" />
+  <component name="ComposerSettings">
+    <execution />
+  </component>
+  <component name="ThriftCompiler">
+    <compilers />
   </component>
 </project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
index 03b183f..3ede1c3 100644
--- a/.idea/modules.xml
+++ b/.idea/modules.xml
@@ -2,7 +2,7 @@
 <project version="4">
   <component name="ProjectModuleManager">
     <modules>
-      <module fileurl="file://$PROJECT_DIR$/mumps-demo.iml" filepath="$PROJECT_DIR$/mumps-demo.iml" />
+      <module fileurl="file://$PROJECT_DIR$/.idea/mumps-demo.iml" filepath="$PROJECT_DIR$/.idea/mumps-demo.iml" />
     </modules>
   </component>
 </project>
\ No newline at end of file
diff --git a/.idea/mumps-demo.iml b/.idea/mumps-demo.iml
new file mode 100644
index 0000000..bc2cd87
--- /dev/null
+++ b/.idea/mumps-demo.iml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="CPP_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
new file mode 100644
index 0000000..59519b6
--- /dev/null
+++ b/.idea/workspace.xml
@@ -0,0 +1,88 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="AutoImportSettings">
+    <option name="autoReloadType" value="SELECTIVE" />
+  </component>
+  <component name="CMakeSettings">
+    <configurations>
+      <configuration PROFILE_NAME="Debug" ENABLED="true" CONFIG_NAME="Debug" />
+    </configurations>
+  </component>
+  <component name="ChangeListManager">
+    <list default="true" id="7edadbcc-3413-4f78-b2d5-d07e395a438a" name="Changes" comment="">
+      <change afterPath="$PROJECT_DIR$/.idea/checkstyle-idea.xml" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/.idea/editor.xml" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/.idea/mumps-demo.iml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/.gitignore" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/aws.xml" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/misc.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/misc.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/modules.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/modules.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/basics/HelloWorld.m" beforeDir="false" afterPath="$PROJECT_DIR$/basics/HelloWorld.m" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/basics/HelloWorldInAnotherLoop.m" beforeDir="false" afterPath="$PROJECT_DIR$/basics/HelloWorldInAnotherLoop.m" afterDir="false" />
+    </list>
+    <option name="SHOW_DIALOG" value="false" />
+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
+    <option name="LAST_RESOLUTION" value="IGNORE" />
+  </component>
+  <component name="ClangdSettings">
+    <option name="formatViaClangd" value="false" />
+  </component>
+  <component name="Git.Settings">
+    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
+  </component>
+  <component name="ProjectColorInfo">{
+  &quot;associatedIndex&quot;: 6
+}</component>
+  <component name="ProjectId" id="2jkCkplXqRXtz5FONBwCF7Si33i" />
+  <component name="ProjectViewState">
+    <option name="hideEmptyMiddlePackages" value="true" />
+    <option name="showLibraryContents" value="true" />
+  </component>
+  <component name="PropertiesComponent">{
+  &quot;keyToString&quot;: {
+    &quot;RunOnceActivity.RadMigrateCodeStyle&quot;: &quot;true&quot;,
+    &quot;RunOnceActivity.ShowReadmeOnStart&quot;: &quot;true&quot;,
+    &quot;RunOnceActivity.cidr.known.project.marker&quot;: &quot;true&quot;,
+    &quot;RunOnceActivity.readMode.enableVisualFormatting&quot;: &quot;true&quot;,
+    &quot;cf.first.check.clang-format&quot;: &quot;false&quot;,
+    &quot;cidr.known.project.marker&quot;: &quot;true&quot;,
+    &quot;git-widget-placeholder&quot;: &quot;master&quot;,
+    &quot;ignore.virus.scanning.warn.message&quot;: &quot;true&quot;,
+    &quot;kotlin-language-version-configured&quot;: &quot;true&quot;,
+    &quot;last_opened_file_path&quot;: &quot;D:/WorkDir/Repository/iSharkFly-Demo/mumps-demo&quot;,
+    &quot;node.js.detected.package.eslint&quot;: &quot;true&quot;,
+    &quot;node.js.detected.package.tslint&quot;: &quot;true&quot;,
+    &quot;node.js.selected.package.eslint&quot;: &quot;(autodetect)&quot;,
+    &quot;node.js.selected.package.tslint&quot;: &quot;(autodetect)&quot;,
+    &quot;nodejs_package_manager_path&quot;: &quot;npm&quot;,
+    &quot;vue.rearranger.settings.migration&quot;: &quot;true&quot;
+  }
+}</component>
+  <component name="SharedIndexes">
+    <attachedChunks>
+      <set>
+        <option value="bundled-jdk-9f38398b9061-39b83d9b5494-intellij.indexing.shared.core-IU-241.17011.79" />
+      </set>
+    </attachedChunks>
+  </component>
+  <component name="SpellCheckerSettings" RuntimeDictionaries="0" Folders="0" CustomDictionaries="0" DefaultDictionary="application-level" UseSingleDictionary="true" transferred="true" />
+  <component name="TaskManager">
+    <task active="true" id="Default" summary="Default task">
+      <changelist id="7edadbcc-3413-4f78-b2d5-d07e395a438a" name="Changes" comment="" />
+      <created>1716613044992</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1716613044992</updated>
+      <workItem from="1721921835306" duration="625000" />
+      <workItem from="1721922563527" duration="43000" />
+      <workItem from="1722084464680" duration="612000" />
+      <workItem from="1722263745104" duration="641000" />
+      <workItem from="1722534176440" duration="22000" />
+    </task>
+    <servers />
+  </component>
+  <component name="TypeScriptGeneratedFilesManager">
+    <option name="version" value="3" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/basics/FizzBuzz.m b/basics/FizzBuzz.m
new file mode 100644
index 0000000..f41de59
--- /dev/null
+++ b/basics/FizzBuzz.m
@@ -0,0 +1 @@
+F F=1:1:100 W:F#3=0 "Fizz" W:F#5=0 "Buzz" W:(F#3>0)&(F#5>0) F W !
diff --git a/basics/HelloWorld.m b/basics/HelloWorld.m
index f389b47..5118d2e 100644
--- a/basics/HelloWorld.m
+++ b/basics/HelloWorld.m
@@ -1 +1,2 @@
- w !,"Hello World"
+ ; https://www.isharkfly.com/t/mumps-character-counting/15224
+ W !,"Hello World"
diff --git a/basics/HelloWorldInAnotherLoop.m b/basics/HelloWorldInAnotherLoop.m
index 6ffa8ee..694e8f2 100644
--- a/basics/HelloWorldInAnotherLoop.m
+++ b/basics/HelloWorldInAnotherLoop.m
@@ -1,2 +1,2 @@
-  for i=1:1:10 do
+  for i=1:1:10 D
   . write "Hello world",!