diff --git a/first.txt b/first.txt
index 3fd1399..7da3470 100644
--- a/first.txt
+++ b/first.txt
@@ -1,4 +1,4 @@
-line 1 d
-line 2 d
-line 3 d
-line 4 d
+line 11
+line 22
+line 33
+line 44