From c1fa69f93f9e78eec680e525b5a133e6e075b6f6 Mon Sep 17 00:00:00 2001
From: Niklas Elsbrock <mail@nelsbrock.de>
Date: Tue, 9 Aug 2022 22:17:14 +0200
Subject: [PATCH] add license and contribution notices to README.md

---
 README.md | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 4374e83..8091166 100644
--- a/README.md
+++ b/README.md
@@ -21,4 +21,21 @@ assert_eq!(iter.next(), Some(6));
 assert_eq!(iter.next(), Some(24));
 assert_eq!(iter.next(), Some(120));
 assert_eq!(iter.next(), None);
-```
\ No newline at end of file
+```
+
+## License
+
+Licensed under either of
+
+* Apache License, Version 2.0
+  ([LICENSE-APACHE](LICENSE-APACHE) or <https://www.apache.org/licenses/LICENSE-2.0>)
+* MIT license
+  ([LICENSE-MIT](LICENSE-MIT) or <https://opensource.org/licenses/MIT>)
+
+at your option.
+
+## Contribution
+
+Unless you explicitly state otherwise, any contribution intentionally submitted
+for inclusion in the work by you, as defined in the Apache-2.0 license, shall be
+dual licensed as above, without any additional terms or conditions.