<?php

$handle = fopen ("php://stdin","r");
fscanf($handle,"%d",$q);
for($a0 = 0; $a0 < $q; $a0++){
    fscanf($handle,"%s",$s);
    $str = "hackerrank";
    $arr1 = str_split($str);
    $arr2 = str_split($s);
    $j = 0;
    for($i = 0; $i < strlen($s); $i++)
        {
        if($arr1[$j] == $arr2[$i])
            $j++;
    }
    if($j >= strlen($str))
        echo "YES";
    else
        echo "NO";
    echo "\n";
}

?>