diff --git a/24a5008.txt b/24a5008.txt
deleted file mode 100644
index 8688c84..0000000
--- a/24a5008.txt
+++ /dev/null
@@ -1 +0,0 @@
-24a5008
diff --git a/miura250.txt b/miura250.txt
new file mode 100644
index 0000000..1f82ffd
--- /dev/null
+++ b/miura250.txt
@@ -0,0 +1 @@
+miura250