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https://gitlab.com/mfocko/LeetCode.git
synced 2024-11-10 00:09:06 +01:00
47 lines
924 B
Kotlin
47 lines
924 B
Kotlin
class Solution {
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val mapping = arrayOf(
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".-",
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"-...",
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"-.-.",
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"-..",
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".",
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"..-.",
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"--.",
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"....",
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"..",
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".---",
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"-.-",
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".-..",
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"--",
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"-.",
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"---",
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".--.",
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"--.-",
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".-.",
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"...",
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"-",
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"..-",
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"...-",
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".--",
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"-..-",
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"-.--",
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"--.."
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)
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private fun charToMorse(c: Char): String = mapping[c - 'a']
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fun uniqueMorseRepresentations(words: Array<String>): Int =
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words
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.map { word ->
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word.map { charToMorse(it) }.joinToString(separator = "")
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}
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.toSet()
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.size
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}
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fun main() {
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val s = Solution()
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check(s.uniqueMorseRepresentations(arrayOf("gin", "zen", "gig", "msg")) == 2)
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check(s.uniqueMorseRepresentations(arrayOf("a")) == 1)
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}
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