Fix Makefile for the 20_password project

mistermatze · mistermatze · commit 54f557f9a4af · 2020-09-01T20:56:57.000+02:00
diff --git a/20_password/Makefile b/20_password/Makefile
@@ -6,4 +6,4 @@ test: words
 	pytest -xv test.py unit.py
 
 words:
-	[[ ! -f $(WORDS) ]] && (cd ../inputs && unzip words.txt.zip)
+	[[ -f $(WORDS) ]] || (cd ../inputs && unzip words.txt.zip)
