diff --git a/.gitmodules b/.gitmodules
index 77938f9..7d85229 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -13,3 +13,12 @@
 [submodule "drayson"]
 	path = drayson
 	url = git://github.com/drayson92/sp2014.11-731.git
+[submodule "akothari"]
+	path = akothari
+	url = https://github.com/akcarmel/sp2014.11-731.git
+[submodule "chenwan1"]
+	path = chenwan1
+	url = https://github.com/wowcecilia/sp2014.11-731.git
+[submodule "abhimank"]
+	path = abhimank
+	url = https://github.com/abhimanu/sp2014.11-731
diff --git a/abhimank b/abhimank
new file mode 160000
index 0000000..c43442b
--- /dev/null
+++ b/abhimank
@@ -0,0 +1 @@
+Subproject commit c43442ba534161d1c346a2bd9652b4799f8cfef5
diff --git a/akothari b/akothari
new file mode 160000
index 0000000..9048345
--- /dev/null
+++ b/akothari
@@ -0,0 +1 @@
+Subproject commit 9048345d8c585ab3eb267dcffd24ee5d8913761e
diff --git a/chenwan1 b/chenwan1
new file mode 160000
index 0000000..dd3e290
--- /dev/null
+++ b/chenwan1
@@ -0,0 +1 @@
+Subproject commit dd3e2902f7435cf10975b1672686a5a5aae942a4