diff --git a/test1.in b/test1.in
deleted file mode 100644
index d82237e..0000000
--- a/test1.in
+++ /dev/null
@@ -1,9 +0,0 @@
-xxyz
-xyz
-xy
-zz
-xxy
-yzx
-
-x
-xyzz
diff --git a/test1.out b/test1.out
deleted file mode 100644
index 680815f..0000000
--- a/test1.out
+++ /dev/null
@@ -1,8 +0,0 @@
-NO
-YES
-NO
-NO
-NO
-NO
-NO
-NO