This commit is contained in:
Daniel Flanagan 2021-12-05 11:27:22 -06:00
parent 93fde21e2c
commit c547ce863c

View file

@ -18,10 +18,25 @@ proc part1(inputLines: seq[string]): int =
inc result
proc part2(inputLines: seq[string]): int =
return 0
var points: CountTable[(int, int)] = initCountTable[(int, int)](1000)
for l in inputLines:
let (x1, y1, x2, y2) = l.toPointPair()
let ang = arctan2(float(y2 - y1), float(x2 - x1)) * 180 / PI
echo ang
if x1 == x2 or y1 == y2 or (ang.abs() mod 90) == 45.0:
for x in min(x1, x2)..max(x1, x2):
for y in min(y1, y2)..max(y1, y2):
echo &"{x} {y}"
points.inc((x, y))
for p in points.values():
echo p
if p >= 2:
inc result
echo result
echo points, points.len()
let input = 5.loadInput()
time("day 5 part 1"): echo input.part1()
# time("day 5 part 1"): echo input.part1()
# time("day 5 part 2"): echo input.part2()
when not defined(release):
@ -35,5 +50,5 @@ when not defined(release):
3,4 -> 1,4
0,0 -> 8,8
5,5 -> 8,2""".split('\n')
doAssert testInput.part1() == 5
doAssert testInput.part2() == 0
# doAssert testInput.part1() == 5
doAssert testInput.part2() == 12