/* package whatever; // don't place package name! */
 
import java.util.*;
import java.util.regex.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		// your code goes here
		String sentence = "i love eating pie hellooosss goodiieess";
    //Scanner input = new Scanner(System.in);
 
   // System.out.println("Enter a sentence: ");
    //sentence = input.nextLine();
    //sentence = sentence.replaceAll("(?=\\b\\w{6,}\\b)[a-z]", "$1".toUpperCase());
    Pattern p = Pattern.compile("(?=\\b\\w{6,}\\b)([a-z])\\w+");
    Matcher m = p.matcher(sentence);
    StringBuffer s = new StringBuffer();
    while (m.find()){
        m.appendReplacement(s, m.group(1).toUpperCase() + m.group(0).substring(1));
    }
    System.out.println(s.toString());
	}
}

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