diff --git a/.gitignore b/.gitignore
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+++ b/.gitignore
@@ -1,4 +1,4 @@
-.Rproj.user
-.Rhistory
-.RData
-.Ruserdata
+**/.Rproj.user
+**/.Rhistory
+**/.RData
+**/.Ruserdata
diff --git a/Rplots.pdf b/intro/Rplots.pdf
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diff --git a/Rplots1.pdf b/intro/Rplots1.pdf
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diff --git a/create_lists.R b/intro/create_lists.R
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diff --git a/lists_and_vectors.R b/intro/lists_and_vectors.R
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