matrix{
ccol{ {} above {roman "0"} above {roman "1"} above {roman "2"} above {roman "3"} above {roman "4"} above {roman "5"} above {roman "6"} above {roman "7"} above {roman "8"} above {roman "9"} above {roman "A"} above {roman "B"} above {roman "C"} above {roman "D"} above {roman "E"} above {roman "F"} }
ccol{ {roman "FE0"} above \[ufe00] above \[ufe01] above \[ufe02] above \[ufe03] above \[ufe04] above \[ufe05] above \[ufe06] above \[ufe07] above \[ufe08] above \[ufe09] above \[ufe0a] above \[ufe0b] above \[ufe0c] above \[ufe0d] above \[ufe0e] above \[ufe0f] }
}