diff --git a/arduino/README.md b/arduino/README.md
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+++ b/arduino/README.md
@@ -0,0 +1 @@
+git repo for art num
diff --git a/bash/README.md b/bash/README.md
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+++ b/bash/README.md
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+git repo for art num
diff --git a/python/README.md b/python/README.md
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+++ b/python/README.md
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+git repo for art num
diff --git a/references/README.md b/references/README.md
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+++ b/references/README.md
@@ -0,0 +1 @@
+git repo for art num
diff --git a/upython/README.md b/upython/README.md
new file mode 100644
index 0000000..398905e
--- /dev/null
+++ b/upython/README.md
@@ -0,0 +1 @@
+git repo for art num