Wordle comparison: Difference between revisions
Add Kotlin implementation
(→{{header|C#}}: fix typo) |
(Add Kotlin implementation) |
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Line 1,126:
ROBIN v SONIC => [0, 2, 1, 2, 0] => ["grey", "green", "yellow", "green", "grey"]
ROBIN v ROBIN => [2, 2, 2, 2, 2] => ["green", "green", "green", "green", "green"]
</pre>
=={{header|Kotlin}}==
{{trans|Java}}
<syntaxhighlight lang="Kotlin">
fun main() {
val pairs = listOf(
TwoWords("ALLOW", "LOLLY"),
TwoWords("ROBIN", "SONIC"),
TwoWords("CHANT", "LATTE"),
TwoWords("We're", "She's"),
TwoWords("NOMAD", "MAMMA")
)
for (pair in pairs) {
println("${pair.answer} v ${pair.guess} -> ${wordle(pair.answer, pair.guess)}")
}
}
private fun wordle(answer: String, guess: String): List<Colour> {
val guessLength = guess.length
require(answer.length == guessLength) { "The two words must be of the same length." }
var answerCopy = answer
val result = MutableList(guessLength) { Colour.GREY }
for (i in guess.indices) {
if (answer[i] == guess[i]) {
answerCopy = answerCopy.substring(0, i) + NULL + answerCopy.substring(i + 1)
result[i] = Colour.GREEN
}
}
for (i in guess.indices) {
val index = answerCopy.indexOf(guess[i])
if (index >= 0) {
answerCopy = answerCopy.substring(0, index) + NULL + answerCopy.substring(index + 1)
if (result[i] != Colour.GREEN) {
result[i] = Colour.YELLOW
}
}
}
return result
}
private enum class Colour { GREEN, GREY, YELLOW }
private data class TwoWords(val answer: String, val guess: String)
private const val NULL = '\u0000'
</syntaxhighlight>
{{out}}
<pre>
ALLOW v LOLLY -> [YELLOW, YELLOW, GREEN, GREY, GREY]
ROBIN v SONIC -> [GREY, GREEN, YELLOW, GREEN, GREY]
CHANT v LATTE -> [GREY, YELLOW, YELLOW, GREY, GREY]
We're v She's -> [GREY, GREY, YELLOW, YELLOW, GREY]
NOMAD v MAMMA -> [GREY, YELLOW, GREEN, GREY, GREY]
</pre>
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