diff --git a/1ex.in b/ex1.in
similarity index 100%
rename from 1ex.in
rename to ex1.in
diff --git a/requiremnets.txt b/requiremnets.txt
new file mode 100644
index 0000000..296d654
--- /dev/null
+++ b/requiremnets.txt
@@ -0,0 +1 @@
+numpy
\ No newline at end of file