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re-use to hex string #38

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Merged
nmcb merged 1 commit into from
Feb 10, 2026
Merged

re-use to hex string #38

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10 changes: 1 addition & 9 deletions 2016/src/main/scala/aoc2016/Day17.scala
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
package aoc2016

import nmcb.*
import nmcb.predef.*
import nmcb.pos.*

import java.security.MessageDigest
Expand All @@ -9,15 +10,6 @@ import scala.collection.*
object Day17 extends AoC:

val md5: MessageDigest = MessageDigest.getInstance("MD5")
val hex: Array[Char] = "0123456789abcdef".toCharArray

extension (bytes: Array[Byte])
def toHexString: String =
val sb: StringBuffer = StringBuffer(bytes.length * 2)
for b <- bytes do
sb.append(hex((b & 0xF0) >> 4))
sb.append(hex(b & 0x0F))
sb.toString

extension (p: Pos)

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