move 2021 days to folder; update README

2 files changed, 0 insertions, 53 deletions

diff --git a/day2/part1.clj b/day2/part1.clj
deleted file mode 100644
index e4e9d49..0000000
--- a/day2/part1.clj
+++ /dev/null
@@ -1,26 +0,0 @@
-; Day 2, part 1
-; Read a list of instructions from stdin:
-;   "down X" increases depth number by X,
-;   "up X" decreases depth by X,
-;   "forward X" increases xpos by X.
-; Print (xpos * depth) after end of data.
-;
-
-(require '[clojure.string :as str])
-
-(println
-  (reduce *
-    (vals
-      (reduce
-        #(case (first %2)
-           "forward" (update %1 :xpos  + (second %2))
-           "up"      (update %1 :depth - (second %2))
-           "down"    (update %1 :depth + (second %2))
-           )
-        {:xpos 0 :depth 0}
-        (->> (slurp "./in")
-             str/split-lines
-             (map #(str/split % #" "))
-             (map #(update % 1 read-string))
-             )))))
-
diff --git a/day2/part2.clj b/day2/part2.clj
deleted file mode 100644
index 9487a49..0000000
--- a/day2/part2.clj
+++ /dev/null
@@ -1,27 +0,0 @@
-; Day 2, part 2
-; Read a list of instructions from stdin:
-;   "down X" increases aim number by X,
-;   "up X" decreases aim by X,
-;   "forward X" increases xpos by X and depth by (aim * X).
-; Print (xpos * depth) after end of data.
-;
-
-(require '[clojure.string :as str])
-
-(println
-  (apply *
-    (map
-      (reduce
-        #(case (first %2)
-           "forward" (-> %1 (update :xpos + (second %2))
-                            (update :depth + (* (%1 :aim) (second %2))))
-           "up"      (update %1 :aim - (second %2))
-           "down"    (update %1 :aim + (second %2)))
-        {:xpos 0 :depth 0 :aim 0}
-        (->> (slurp "./in")
-             str/split-lines
-             (map #(str/split % #" "))
-             (map #(update % 1 read-string))))
-      [:xpos :depth]
-      )))
-