diff --git a/.gitignore b/.gitignore
index a3e275b..f5a8b89 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,5 @@
 # inputs
-demo.txt
+*demo*.txt
 input.txt
 
 # binaries
diff --git a/2024/08/realshortdemo.txt b/2024/08/realshortdemo.txt
deleted file mode 100644
index b49a718..0000000
--- a/2024/08/realshortdemo.txt
+++ /dev/null
@@ -1 +0,0 @@
-.....0....0.....