diff --git a/.gitignore b/.gitignore
index f68d109..083feb0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
+<<<<<<< HEAD
 ### IntelliJ IDEA ###
 out/
 !**/src/main/**/out/
@@ -26,4 +27,33 @@ bin/
 .vscode/
 
 ### Mac OS ###
-.DS_Store
\ No newline at end of file
+.DS_Store
+=======
+# ---> Java
+# Compiled class file
+*.class
+
+# Log file
+*.log
+
+# BlueJ files
+*.ctxt
+
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files #
+*.jar
+*.war
+*.nar
+*.ear
+*.zip
+*.tar.gz
+*.rar
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+replay_pid*
+
+>>>>>>> gitea/master
+idea/
\ No newline at end of file
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index f45f973..1dbeced 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -1,7 +1,14 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="AutoImportSettings">
+    <option name="autoReloadType" value="SELECTIVE" />
+  </component>
   <component name="ChangeListManager">
-    <list default="true" id="45f625e1-36c7-4942-8f7c-ba3ebe9a7d53" name="变更" comment="" />
+    <list default="true" id="45f625e1-36c7-4942-8f7c-ba3ebe9a7d53" name="变更" comment="">
+      <change afterPath="$PROJECT_DIR$/README.md" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.gitignore" beforeDir="false" afterPath="$PROJECT_DIR$/.gitignore" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+    </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
     <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
@@ -10,6 +17,9 @@
   <component name="Git.Settings">
     <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
   </component>
+  <component name="MarkdownSettingsMigration">
+    <option name="stateVersion" value="1" />
+  </component>
   <component name="ProjectId" id="2Uvat6WoxeDXNA4JCjbald5NvRW" />
   <component name="ProjectLevelVcsManager" settingsEditedManually="true" />
   <component name="ProjectViewState">
@@ -40,7 +50,7 @@
       <option name="number" value="Default" />
       <option name="presentableId" value="Default" />
       <updated>1693822719192</updated>
-      <workItem from="1693822720224" duration="333000" />
+      <workItem from="1693822720224" duration="784000" />
     </task>
     <servers />
   </component>
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..99747f9
--- /dev/null
+++ b/README.md
@@ -0,0 +1,2 @@
+# Solution
+