Moved aoc challenges from their own repos to this one

Cargo.lock

@@ -0,0 +1,43 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "y2015"
+version = "0.1.0"
+
+[[package]]
+name = "y2016"
+version = "0.1.0"
+
+[[package]]
+name = "y2017"
+version = "0.1.0"
+
+[[package]]
+name = "y2018"
+version = "0.1.0"
+
+[[package]]
+name = "y2019"
+version = "0.1.0"
+
+[[package]]
+name = "y2020"
+version = "0.1.0"
+
+[[package]]
+name = "y2021"
+version = "0.1.0"
+
+[[package]]
+name = "y2022"
+version = "0.1.0"
+
+[[package]]
+name = "y2023"
+version = "0.1.0"
+
+[[package]]
+name = "y2024"
+version = "0.1.0"