diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..b58b603
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,5 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
diff --git a/.idea/CS1950-notes-test.iml b/.idea/CS1950-notes-test.iml
new file mode 100644
index 0000000..24643cc
--- /dev/null
+++ b/.idea/CS1950-notes-test.iml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="WEB_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$">
+      <excludeFolder url="file://$MODULE_DIR$/.tmp" />
+      <excludeFolder url="file://$MODULE_DIR$/temp" />
+      <excludeFolder url="file://$MODULE_DIR$/tmp" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..72640db
--- /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/CS1950-notes-test.iml" filepath="$PROJECT_DIR$/.idea/CS1950-notes-test.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 0000000..35eb1dd
--- /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/gitnotes.md b/gitnotes.md
new file mode 100644
index 0000000..e69de29
diff --git a/hello.html b/hello.html
new file mode 100644
index 0000000..750039d
--- /dev/null
+++ b/hello.html
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>Hello!</title>
+</head>
+<body>
+  <h1>Hello world!</h1>
+  Hello world!
+  Will it really change?
+</body>
+</html>
diff --git "a/\351\207\217\345\255\220\350\256\241\347\256\227 week11/Readme.md" "b/\351\207\217\345\255\220\350\256\241\347\256\227 week11/Readme.md"
index 5c4628e..c409f6d 100644
--- "a/\351\207\217\345\255\220\350\256\241\347\256\227 week11/Readme.md"	
+++ "b/\351\207\217\345\255\220\350\256\241\347\256\227 week11/Readme.md"	
@@ -1 +1,2 @@
-# 量子计算 week11
\ No newline at end of file
+# 量子计算 week11
+hello world
diff --git "a/\351\207\217\345\255\220\350\256\241\347\256\227 week11/test" "b/\351\207\217\345\255\220\350\256\241\347\256\227 week11/test"
new file mode 100644
index 0000000..8b13789
--- /dev/null
+++ "b/\351\207\217\345\255\220\350\256\241\347\256\227 week11/test"	
@@ -0,0 +1 @@
+
