Write a program to accept a word from the user . Print the converted word where the consonants are upgraded by nearest vowel and vowels are upgraded to nearest consonant.

 import java.util.Scanner;

import java.util.Random;

public class Main

{

public static void main(String[] args) {

Scanner scanner = new Scanner(System.in);

System.out.print("Enter a word: ");

String word = scanner.nextLine();

scanner.close();

String convertedWord = convertWord(word);

System.out.println("Converted word: " + convertedWord);

}

private static String convertWord(String word)

{

StringBuilder converted = new StringBuilder();

for (int i = 0; i < word.length(); i++)

{char convertedChar;

    

char c = word.charAt(i);

if (c!=' '){

 convertedChar = convertCharacter(c);}else{convertedChar =' ';}

converted.append(convertedChar);

}

return converted.toString();

} 

private static char convertCharacter(char c)

{

if (isVowel(c))

{

return findNearestConsonant(c);

}

else

{

return findNearestVowel(c);

}

}

private static boolean isVowel(char c)

{

c = Character.toLowerCase(c);

return c == 'a' || c == 'e' || c == 'i' || c == 'o' || c == 'u';

}

private static char findNearestConsonant(char c)

{

while (true)

{

c--;

if (!isVowel(c))

{

return c;

}

}

} 

private static char findNearestVowel(char c)

{

while (true)

{

c++;

if (isVowel(c))

{

return c;

}

}

}

}