Odd words: Difference between revisions

</pre>

=={{header|Java}}==

<lang java>import java.io.*;

import java.util.*;

public class OddWords {

public static void main(String[] args) {

try {

Set<String> dictionary = new TreeSet<>();

final int minLength = 5;

String fileName = "unixdict.txt";

if (args.length != 0)

fileName = args[0];

try (BufferedReader reader = new BufferedReader(new FileReader(fileName))) {

String line;

while ((line = reader.readLine()) != null) {

if (line.length() >= minLength)

dictionary.add(line);

}

}

StringBuilder word1 = new StringBuilder();

StringBuilder word2 = new StringBuilder();

List<StringPair> evenWords = new ArrayList<>();

List<StringPair> oddWords = new ArrayList<>();

for (String word : dictionary) {

int length = word.length();

if (length < minLength + 2 * (minLength/2))

continue;

word1.setLength(0);

word2.setLength(0);

for (int i = 0; i < length; ++i) {

if ((i & 1) == 0)

word1.append(word.charAt(i));

else

word2.append(word.charAt(i));

}

String oddWord = word1.toString();

String evenWord = word2.toString();

if (dictionary.contains(oddWord))

oddWords.add(new StringPair(word, oddWord));

if (dictionary.contains(evenWord))

evenWords.add(new StringPair(word, evenWord));

}

System.out.println("Odd words:");

printWords(oddWords);

System.out.println("\nEven words:");

printWords(evenWords);

} catch (Exception e) {

e.printStackTrace();

}

}

private static void printWords(List<StringPair> strings) {

int n = 1;

for (StringPair pair : strings) {

System.out.println(String.format("%2d: %-14s%s", n++,

pair.string1, pair.string2));

}

}

private static class StringPair {

private String string1;

private String string2;

private StringPair(String s1, String s2) {

string1 = s1;

string2 = s2;

}

}

}</lang>

{{out}}

<pre>

Odd words:

1: barbarian brain

2: childbear cider

3: corrigenda cried

4: gargantuan grata

5: headdress hades

6: palladian plain

7: propionate point

8: salvation slain

9: siltation slain

10: slingshot sight

11: statuette saute

12: supersede spree

13: supervene spree

14: terminable trial

Even words:

1: cannonball annal

2: importation motto

3: psychopomp scoop

4: starvation train

5: upholstery posey