diff --git a/git-exercises b/git-exercises
new file mode 160000
index 00000000..839a2c60
--- /dev/null
+++ b/git-exercises
@@ -0,0 +1 @@
+Subproject commit 839a2c60c116fe53265fd82a4aeea82707e1ec95
diff --git a/myfile.txt b/myfile.txt
new file mode 100644
index 00000000..4cce4926
--- /dev/null
+++ b/myfile.txt
@@ -0,0 +1 @@
+day la myfile
diff --git a/tranbaovi.txt b/tranbaovi.txt
new file mode 100644
index 00000000..f7441e4d
--- /dev/null
+++ b/tranbaovi.txt
@@ -0,0 +1 @@
+TranBaoVi2001247
diff --git a/vitran1.txt b/vitran1.txt
new file mode 100644
index 00000000..561ee055
--- /dev/null
+++ b/vitran1.txt
@@ -0,0 +1 @@
+vitran1