Add help.md (exercism#1959)

mirkoperillo · web-flow · commit 2cc01f793a50 · 2021-07-21T08:49:24.000+02:00
diff --git a/exercises/shared/.docs/help.md b/exercises/shared/.docs/help.md
@@ -0,0 +1,7 @@
+# Useful Resources
+
+If you need some help you can visit these resources:
+
+* [Stack Overflow](https://stackoverflow.com/questions/tagged/java),
+* [The Java subreddit](https://www.reddit.com/r/java),
+* [Official Java documentation](https://docs.oracle.com/en/java/javase/11/docs/api/index.html).
