Wordle comparison: Difference between revisions
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<syntaxhighlight lang="j"> ('allow' wrdcmp 'lolly')&{&.;: 'gray yellow green'
yellow yellow green gray gray</syntaxhighlight>
=={{header|Java}}==
<syntaxhighlight lang="java">
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;
public final class WordleComparison {
public static void main(String[] args) {
List<TwoWords> pairs = List.of( new TwoWords("ALLOW", "LOLLY"), new TwoWords("ROBIN", "SONIC"),
new TwoWords("CHANT", "LATTE"), new TwoWords("We're", "She's"), new TwoWords("NOMAD", "MAMMA") );
for ( TwoWords pair : pairs ) {
System.out.println(pair.answer + " v " + pair.guess + " -> " + wordle(pair.answer, pair.guess));
}
}
private static List<Colour> wordle(String answer, String guess) {
final int guessLength = guess.length();
if ( answer.length() != guessLength ) {
throw new AssertionError("The two words must be of the same length.");
}
String answerCopy = answer;
List<Colour> result = Stream.generate( () -> Colour.GREY ).limit(guessLength).collect(Collectors.toList());
for ( int i = 0; i < guessLength; i++ ) {
if ( answer.charAt(i) == guess.charAt(i) ) {
answerCopy = answerCopy.substring(0, i) + NULL + answerCopy.substring(i + 1);
result.set(i, Colour.GREEN);
}
}
for ( int i = 0; i < guessLength; i++ ) {
int index = answerCopy.indexOf(guess.charAt(i));
if ( index >= 0 ) {
answerCopy = answerCopy.substring(0, index) + NULL + answerCopy.substring(index + 1);
result.set(i, Colour.YELLOW);
}
}
return result;
}
private enum Colour { GREEN, GREY, YELLOW }
private static record TwoWords(String answer, String guess) {}
private static final char NULL = '\0';
}
</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>
=={{header|JavaScript}}==
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