Piglatin

import java.io.*;

/** * Translates a sentence into pig latin. */ public class PigLatinTranslator {

/** To use for input. */ private static BufferedReader buf = new BufferedReader( new InputStreamReader(System.in));

/** Main method */ public static void main(String[] args) throws IOException {

// Get a string System.out.print("Enter sentence: "); String english = getString();

// Translate and print back out String latin = pigLatin(english); System.out.println(latin); }

/** * Method to translate a sentence word by word. * @param s The sentence in English * @return The pig latin version */ private static String pigLatin(String s) { String latin = ""; int i = 0; while (i<s.length()) {

// Take care of punctuation and spaces while (i<s.length() && !isLetter(s.charAt(i))) { latin = latin + s.charAt(i); i++; }

// If there aren't any words left, stop. if (i>=s.length()) break;

// Otherwise we're at the beginning of a word. int begin = i; while (i<s.length() && isLetter(s.charAt(i))) { i++; }

// Now we're at the end of a word, so translate it. int end = i; latin = latin + pigWord(s.substring(begin, end)); } return latin; }

/** * Method to test whether a character is a letter or not. * @param c The character to test * @return True if it's a letter */ private static boolean isLetter(char c) { return ( (c >='A' && c <='Z') || (c >='a' && c <='z') ); }

/** * Method to translate one word into pig latin. * @param word The word in english * @return The pig latin version */ private static String pigWord(String word) { int split = firstVowel(word); return word.substring(split)+"-"+word.substring(0, split)+"ay"; }

/** * Method to find the index of the first vowel in a word. * @param word The word to search * @return The index of the first vowel */ private static int firstVowel(String word) { word = word.toLowerCase(); for (int i=0; i<word.length(); i++) if (word.charAt(i)=='a' || word.charAt(i)=='e' || word.charAt(i)=='i' || word.charAt(i)=='o' || word.charAt(i)=='u') return i; return 0; }

/** * Helper method to get input. * @return A String from stdout */ private static String getString() throws IOException { return buf.readLine(); }
}