diff --git a/.index b/.index
index decc0b4..1f663ab 100644
--- a/.index
+++ b/.index
@@ -298,3 +298,4 @@ tabata.md
 20260919.md
 20260925.md
 20261010072649.md
+20261011210909.md
diff --git a/20261011210909.md b/20261011210909.md
new file mode 100644
index 0000000..f89517c
--- /dev/null
+++ b/20261011210909.md
@@ -0,0 +1 @@
+nn 0