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@@ -1,2 +1,10 @@
-# advent-of-code-2021
+# Advent of Code 2021
 
+My solutions to the Advent of Code puzzles, 2021 edition.
+
+https://adventofcode.com/2021/
+
+
+Everything programmed in scheme with ChezScheme.
+
+https://github.com/cisco/chezscheme