diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..26d33521af10bcc7fd8cea344038eaaeb78d0ef5
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml
diff --git a/.idea/2022java.iml b/.idea/2022java.iml
new file mode 100644
index 0000000000000000000000000000000000000000..d6ebd4805981b8400db3e3291c74a743fef9a824
--- /dev/null
+++ b/.idea/2022java.iml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <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/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000000000000000000000000000000000000..8ed5f34df8494ed90108ce6a2ebd4fa2a8296e95
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000000000000000000000000000000000000..f31884a5716854d6acf273abbeb46a5159ae10ed
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/2022java.iml" filepath="$PROJECT_DIR$/.idea/2022java.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000000000000000000000000000000000000..35eb1ddfbbc029bcab630581847471d7f238ec53
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git "a/2200022746 \351\231\210\351\270\243\350\220\214/happy.java" "b/2200022746 \351\231\210\351\270\243\350\220\214/happy.java"
new file mode 100644
index 0000000000000000000000000000000000000000..c8900ce171bedc6e643fbeb9f9db6d3d1436c038
--- /dev/null
+++ "b/2200022746 \351\231\210\351\270\243\350\220\214/happy.java"	
@@ -0,0 +1,5 @@
+public class happy {
+    public static void main(String[] args) {
+        System.out.println(are you happy);
+    }
+}
\ No newline at end of file
diff --git "a/2200022746 \351\231\210\351\270\243\350\220\214/hello.java" "b/2200022746 \351\231\210\351\270\243\350\220\214/hello.java"
new file mode 100644
index 0000000000000000000000000000000000000000..cfb382a7b343faee4783a9e1e5deb646b2e1b8e7
--- /dev/null
+++ "b/2200022746 \351\231\210\351\270\243\350\220\214/hello.java"	
@@ -0,0 +1,5 @@
+public class hello {
+    public static void main(String[]args){
+        System.out.println(hello);
+    }
+}