clyne
/
advent-of-code
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

day5: learned update and reduce

Browse Source
master
Clyne 3 years ago
parent 4f63f785fa
commit 68c02872a8
2 changed files with 46 additions and 74 deletions
Show Stats Download Patch File Download Diff File

60
day5/part1.clj
Unescape Escape View File

@ -14,45 +14,35 @@
)
)
(defn mark-coord [cmap x y]
(vec
(for [c (range 0 (count cmap))]
(if (= c y)
(vec
(for [r (range 0 (count cmap))]
(if (= r x)
(inc (get (get cmap c) r))
(get (get cmap c) r)
)
)
)
(get cmap c)
(defn read-all-coords []
(loop [cds [] c (read-coords)]
(if (empty? c)
cds
(recur
(conj cds c)
(read-coords)
)
)
)
)
(defn mark-coord [cmap x y]
(update cmap y #(update % x inc))
)
(defn mark-coords [cmap x1 y1 x2 y2]
(cond
(= y1 y2)
(loop [cm cmap x (range (min x1 x2) (inc (max x1 x2)))]
(if (empty? x)
cm
(recur
(mark-coord cm (first x) y1)
(rest x)
)
)
(reduce
#(mark-coord %1 %2 y1)
cmap
(range (min x1 x2) (inc (max x1 x2)))
)
(= x1 x2)
(loop [cm cmap y (range (min y1 y2) (inc (max y1 y2)))]
(if (empty? y)
cm
(recur
(mark-coord cm x1 (first y))
(rest y)
)
)
(reduce
#(mark-coord %1 x1 %2)
cmap
(range (min y1 y2) (inc (max y1 y2)))
)
:else
cmap
@ -68,14 +58,10 @@
)
(def finished-map
(loop [cmap (empty-map) coord (read-coords)]
(if (empty? coord)
cmap
(recur
(apply (partial mark-coords cmap) coord)
(read-coords)
)
)
(reduce
#(apply (partial mark-coords %1) %2)
(empty-map)
(read-all-coords)
)
)

60
day5/part2.clj
Unescape Escape View File

@ -14,45 +14,35 @@
)
)
(defn mark-coord [cmap x y]
(vec
(for [c (range 0 (count cmap))]
(if (= c y)
(vec
(for [r (range 0 (count cmap))]
(if (= r x)
(inc (get (get cmap c) r))
(get (get cmap c) r)
)
)
)
(get cmap c)
(defn read-all-coords []
(loop [cds [] c (read-coords)]
(if (empty? c)
cds
(recur
(conj cds c)
(read-coords)
)
)
)
)
(defn mark-coord [cmap x y]
(update cmap y #(update % x inc))
)
(defn mark-coords [cmap x1 y1 x2 y2]
(cond
(= y1 y2)
(loop [cm cmap x (range (min x1 x2) (inc (max x1 x2)))]
(if (empty? x)
cm
(recur
(mark-coord cm (first x) y1)
(rest x)
)
)
(reduce
#(mark-coord %1 %2 y1)
cmap
(range (min x1 x2) (inc (max x1 x2)))
)
(= x1 x2)
(loop [cm cmap y (range (min y1 y2) (inc (max y1 y2)))]
(if (empty? y)
cm
(recur
(mark-coord cm x1 (first y))
(rest y)
)
)
(reduce
#(mark-coord %1 x1 %2)
cmap
(range (min y1 y2) (inc (max y1 y2)))
)
:else
(let [ic (if (< x1 x2) [x1 y1] [x2 y2])
@ -81,14 +71,10 @@
)
(def finished-map
(loop [cmap (empty-map) coord (read-coords)]
(if (empty? coord)
cmap
(recur
(apply (partial mark-coords cmap) coord)
(read-coords)
)
)
(reduce
#(apply (partial mark-coords %1) %2)
(empty-map)
(read-all-coords)
)
)

Write Preview
Loading…
Cancel
Save