diff --git a/.gitignore b/.gitignore
index 5d381cc..b3a2aa9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -159,4 +159,4 @@ cython_debug/
 #  and can be added to the global gitignore or merged into this file.  For a more nuclear
 #  option (not recommended) you can uncomment the following to ignore the entire idea folder.
 #.idea/
-
+*.pptx#
diff --git a/doc/.~lock.pickSort.pptx# b/doc/.~lock.pickSort.pptx#
deleted file mode 100644
index 8e3bbae..0000000
--- a/doc/.~lock.pickSort.pptx#
+++ /dev/null
@@ -1 +0,0 @@
-,DESKTOP-HN7K08J/luise,DESKTOP-HN7K08J,06.02.2023 14:21,file:///C:/Users/luise/AppData/Roaming/LibreOffice/4;
\ No newline at end of file
diff --git a/doc/.~lock.tupleSort.pptx# b/doc/.~lock.tupleSort.pptx#
deleted file mode 100644
index f2e2385..0000000
--- a/doc/.~lock.tupleSort.pptx#
+++ /dev/null
@@ -1 +0,0 @@
-,DESKTOP-HN7K08J/luise,DESKTOP-HN7K08J,06.02.2023 13:47,file:///C:/Users/luise/AppData/Roaming/LibreOffice/4;
\ No newline at end of file