print for(
  '',
  'Welcome to the 15 puzzle!',
  '',
  'Use an arrow key to move a block into the empty position.',
  "You're trying to reach the position:",
  '   01 02 03',
  '04 05 06 07',
  '08 09 10 11',
  '12 13 14 15',
  '',
  '^C to kill.',
  ''
);


##</code><code>##


print <<TEXT;

Welcome to the 15 puzzle!

Use an arrow key to move a block into the empty position.
You're trying to reach the position:
   01 02 03
04 05 06 07
08 09 10 11
12 13 14 15

^C to kill.

TEXT