import java.io.*; import java.util.*; import java.text.*; import java.math.*; import java.util.regex.*; public class subseq { public static void main(String[] args) { Scanner in = new Scanner(System.in); int q = in.nextInt(); boolean pr=true,seq=true; int prev=0; String m="hackerrank"; for(int a0 = 0; a0 < q; a0++){ String s = in.next(); for(int j=0;j