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-rw-r--r--firmware/sieve.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/firmware/sieve.c b/firmware/sieve.c
index 10fd1e0..9f7f7a3 100644
--- a/firmware/sieve.c
+++ b/firmware/sieve.c
@@ -1,3 +1,10 @@
+// This is free and unencumbered software released into the public domain.
+//
+// Anyone is free to copy, modify, publish, use, compile, sell, or
+// distribute this software, either in source code form or as a compiled
+// binary, for any purpose, commercial or non-commercial, and by any
+// means.
+
// A simple Sieve of Eratosthenes
#include "firmware.h"