something is wrong, not able to output anything import java.io.; import java.util.;

public class Solution {

public static void main(String[] args) {
    /* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution. */
    String regex = "\\b(\\w+)\\b(?:\\s+\\b\\1\\b)+";
    Pattern p = Pattern.compile(regex, Pattern.CASE_INSENSITIVE);
    Scanner scan = new Scanner(System.in);
    int count = scan.nextInt();
    scan.nextLine();
    for(int i = 0; i< count; i++){
        String s = scan.nextLine();
        System.out.println(s);
        String smallCase = s.toLowerCase();
        Matcher matches = p.matches(smallCase);
        String result = matches.replaceAll("$1");
        System.out.println(result);
        }
    }

}