ldco2016

q = gets.strip.to_i
for a0 in (0..q-1)
    s = gets.strip
    # your code goes here
    # hackerrank
    word = ""
    index = 0
    s.each_char do |c|
      if c == "hackerrank"[index]
        word += c

ldco2016

process.stdin.resume();
process.stdin.setEncoding('ascii');

var input_stdin = "";
var input_stdin_array = "";
var input_currentline = 0;

process.stdin.on('data', function (data) {
    input_stdin += data;
});