diff --git a/.gitignore b/.gitignore
index 84adb3f..277fc87 100644
--- a/.gitignore
+++ b/.gitignore
@@ -23,3 +23,4 @@
 # virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
 hs_err_pid*
 
+.idea/workspace.xml
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
deleted file mode 100644
index 2250a5f..0000000
--- a/.idea/workspace.xml
+++ /dev/null
@@ -1,113 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ChangeListManager">
-    <list default="true" id="67f3eb5f-f905-4f0e-a76f-c3a20950b846" name="Default Changelist" comment="" />
-    <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
-    <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="FileTemplateManagerImpl">
-    <option name="RECENT_TEMPLATES">
-      <list>
-        <option value="Enum" />
-        <option value="Class" />
-      </list>
-    </option>
-  </component>
-  <component name="ProjectId" id="1S83WFqbnZbI3YETU3ERsuQKwSe" />
-  <component name="RunDashboard">
-    <option name="ruleStates">
-      <list>
-        <RuleState>
-          <option name="name" value="ConfigurationTypeDashboardGroupingRule" />
-        </RuleState>
-        <RuleState>
-          <option name="name" value="StatusDashboardGroupingRule" />
-        </RuleState>
-      </list>
-    </option>
-  </component>
-  <component name="RunManager">
-    <configuration default="true" type="Applet">
-      <option name="POLICY_FILE" value="$APPLICATION_HOME_DIR$/bin/appletviewer.policy" />
-      <method v="2">
-        <option name="Make" enabled="true" />
-      </method>
-    </configuration>
-    <configuration name="Main" type="Application" factoryName="Application" temporary="true">
-      <option name="MAIN_CLASS_NAME" value="com.company.Main" />
-      <module name="java-cli" />
-      <option name="WORKING_DIRECTORY" value="file://$PROJECT_DIR$" />
-      <RunnerSettings RunnerId="Run" />
-      <ConfigurationWrapper RunnerId="Run" />
-      <method v="2">
-        <option name="Make" enabled="true" />
-      </method>
-    </configuration>
-    <configuration default="true" type="Application" factoryName="Application">
-      <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$" />
-      <method v="2">
-        <option name="Make" enabled="true" />
-      </method>
-    </configuration>
-    <configuration default="true" type="JUnit" factoryName="JUnit">
-      <option name="TEST_OBJECT" value="class" />
-      <option name="WORKING_DIRECTORY" value="$MODULE_DIR$" />
-      <method v="2">
-        <option name="Make" enabled="true" />
-      </method>
-    </configuration>
-    <configuration default="true" type="TestNG">
-      <option name="TEST_OBJECT" value="CLASS" />
-      <option name="WORKING_DIRECTORY" value="$MODULE_DIR$" />
-      <properties />
-      <listeners />
-      <method v="2">
-        <option name="Make" enabled="true" />
-      </method>
-    </configuration>
-    <configuration default="true" type="#org.jetbrains.idea.devkit.run.PluginConfigurationType">
-      <module name="" />
-      <option name="VM_PARAMETERS" value="-Xmx512m -Xms256m -XX:MaxPermSize=250m -ea" />
-      <option name="PROGRAM_PARAMETERS" />
-      <predefined_log_file enabled="true" id="idea.log" />
-      <method v="2">
-        <option name="Make" enabled="true" />
-      </method>
-    </configuration>
-    <recent_temporary>
-      <list>
-        <item itemvalue="Application.Main" />
-      </list>
-    </recent_temporary>
-  </component>
-  <component name="SvnConfiguration">
-    <configuration />
-  </component>
-  <component name="TaskManager">
-    <task active="true" id="Default" summary="Default task">
-      <changelist id="67f3eb5f-f905-4f0e-a76f-c3a20950b846" name="Default Changelist" comment="" />
-      <created>1570931424186</created>
-      <option name="number" value="Default" />
-      <option name="presentableId" value="Default" />
-      <updated>1570931424186</updated>
-    </task>
-    <servers />
-  </component>
-  <component name="XDebuggerManager">
-    <breakpoint-manager>
-      <breakpoints>
-        <line-breakpoint enabled="true" type="java-line">
-          <url>file://$PROJECT_DIR$/src/com/company/Version.java</url>
-          <line>37</line>
-          <option name="timeStamp" value="2" />
-        </line-breakpoint>
-      </breakpoints>
-    </breakpoint-manager>
-  </component>
-  <component name="com.intellij.coverage.CoverageDataManagerImpl">
-    <SUITE FILE_PATH="coverage/java_cli$Main.ic" NAME="Main Coverage Results" MODIFIED="1570968295977" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="idea" COVERAGE_BY_TEST_ENABLED="false" COVERAGE_TRACING_ENABLED="false" />
-  </component>
-</project>
\ No newline at end of file