18 lines
546 B
Nim
18 lines
546 B
Nim
import ./common, std/[strutils, sequtils, strformat, sugar]
|
|
|
|
proc crabFuel(c: seq[int]): int =
|
|
(0..c.foldl(max(a, b))).toSeq()
|
|
.reduce((r,t) => min(c.foldl(a + abs(b - t), 0), r), high(int))
|
|
|
|
proc triangleNumber(n: int): int = int((n * (n + 1)) / 2)
|
|
|
|
proc crabMoreFuel(c: seq[int]): int =
|
|
(0..c.foldl(max(a, b))).toSeq()
|
|
.reduce((r,t) => min(c.foldl(a + abs(b - t).triangleNumber(), 0), r), high(int))
|
|
|
|
doDay(7,
|
|
(day) => day.loadInputText().split(',').map(parseInt),
|
|
crabFuel,
|
|
crabMoreFuel,
|
|
@[16,1,2,0,4,2,7,1,2,14], 37, 168)
|