diff --git a/labworks/LW2/data/21.png b/labworks/LW2/data/21.png
new file mode 100644
index 0000000..ae74c89
Binary files /dev/null and b/labworks/LW2/data/21.png differ
diff --git a/labworks/LW2/data/data_test.txt b/labworks/LW2/data/data_test.txt
new file mode 100644
index 0000000..42c4ccb
--- /dev/null
+++ b/labworks/LW2/data/data_test.txt
@@ -0,0 +1,100 @@
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\ No newline at end of file