Index: tests/.expect/multi_list.txt
===================================================================
--- tests/.expect/multi_list.txt	(revision aa1d13cda79dced5a40cd4a8bd7adef8a30e614d)
+++ tests/.expect/multi_list.txt	(revision aa1d13cda79dced5a40cd4a8bd7adef8a30e614d)
@@ -0,0 +1,4 @@
+9 8 7 6 5 4 3 2 1 0
+0 1 2 3 4 5 6 7 8 9
+9 8 7 6 5 4 3 2 1 0
+9 8 7 6 5 4 3 2 1 0
Index: tests/.expect/queue.txt
===================================================================
--- tests/.expect/queue.txt	(revision aa1d13cda79dced5a40cd4a8bd7adef8a30e614d)
+++ tests/.expect/queue.txt	(revision aa1d13cda79dced5a40cd4a8bd7adef8a30e614d)
@@ -0,0 +1,8 @@
+empty
+0 2 4 6 8 10 12 14 16 18 
+18 
+18 1 3 5 7 9 11 13 15 17 19 
+empty
+0 0 2 2 4 4 6 6 8 8 10 10 12 12 14 14 16 16 18 18 
+18 18 
+18 18 1 1 3 3 5 5 7 7 9 9 11 11 13 13 15 15 17 17 19 19 
Index: tests/.expect/sequence.txt
===================================================================
--- tests/.expect/sequence.txt	(revision aa1d13cda79dced5a40cd4a8bd7adef8a30e614d)
+++ tests/.expect/sequence.txt	(revision aa1d13cda79dced5a40cd4a8bd7adef8a30e614d)
@@ -0,0 +1,12 @@
+empty
+0 2 4 6 8 10 12 14 16 18 
+18 
+18 1 3 5 7 9 11 13 15 17 19 
+18 1 
+empty
+0 0 2 2 4 4 6 6 8 8 10 10 12 12 14 14 16 16 18 18 
+18 18 
+18 18 1 1 3 3 5 5 7 7 9 9 11 11 13 13 15 15 17 17 19 19 
+18 18 1 1 
+empty
+18 18 1 1 0 0 2 2 4 4 6 6 8 8 10 10 12 12 14 14 16 16 18 18 
Index: tests/.expect/stack.txt
===================================================================
--- tests/.expect/stack.txt	(revision aa1d13cda79dced5a40cd4a8bd7adef8a30e614d)
+++ tests/.expect/stack.txt	(revision aa1d13cda79dced5a40cd4a8bd7adef8a30e614d)
@@ -0,0 +1,8 @@
+empty
+18 16 14 12 10 8 6 4 2 0 
+0 
+19 17 15 13 11 9 7 5 3 1 0 
+empty
+18 18 16 16 14 14 12 12 10 10 8 8 6 6 4 4 2 2 0 0 
+0 0 
+19 19 17 17 15 15 13 13 11 11 9 9 7 7 5 5 3 3 1 1 0 0 
Index: tests/multi_list.cfa
===================================================================
--- tests/multi_list.cfa	(revision 7d4ce2aa37fcfa287151a45d4ea183230fe0781c)
+++ tests/multi_list.cfa	(revision aa1d13cda79dced5a40cd4a8bd7adef8a30e614d)
@@ -1,7 +1,7 @@
 #include <fstream.hfa>
 #include <stdlib.hfa>
-#include "sequence.hfa"
-#include "queue.hfa"
-#include "stack.hfa"
+#include <bits/stack.hfa>
+#include <bits/queue.hfa>
+#include <bits/sequence.hfa>
 
 struct Task;											// node type
Index: tests/queue.cfa
===================================================================
--- tests/queue.cfa	(revision 7d4ce2aa37fcfa287151a45d4ea183230fe0781c)
+++ tests/queue.cfa	(revision aa1d13cda79dced5a40cd4a8bd7adef8a30e614d)
@@ -1,5 +1,5 @@
 #include <fstream.hfa>
 #include <stdlib.hfa>									// new, delete
-#include "queue.hfa"
+#include <bits/queue.hfa>
 
 int main() {
Index: tests/sequence.cfa
===================================================================
--- tests/sequence.cfa	(revision 7d4ce2aa37fcfa287151a45d4ea183230fe0781c)
+++ tests/sequence.cfa	(revision aa1d13cda79dced5a40cd4a8bd7adef8a30e614d)
@@ -1,5 +1,5 @@
 #include <fstream.hfa>
 #include <stdlib.hfa>									// new, delete
-#include "sequence.hfa"
+#include <bits/sequence.hfa>
 
 int main() {
Index: tests/stack.cfa
===================================================================
--- tests/stack.cfa	(revision 7d4ce2aa37fcfa287151a45d4ea183230fe0781c)
+++ tests/stack.cfa	(revision aa1d13cda79dced5a40cd4a8bd7adef8a30e614d)
@@ -1,5 +1,5 @@
 #include <fstream.hfa>
 #include <stdlib.hfa>									// new, delete
-#include "stack.hfa"
+#include <bits/stack.hfa>
 
 int main() {