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 "250"} above \[u2500] above \[u2501] above \[u2502] above \[u2503] above \[u2504] above \[u2505] above \[u2506] above \[u2507] above \[u2508] above \[u2509] above \[u250a] above \[u250b] above \[u250c] above \[u250d] above \[u250e] above \[u250f] }
ccol{ {roman "251"} above \[u2510] above \[u2511] above \[u2512] above \[u2513] above \[u2514] above \[u2515] above \[u2516] above \[u2517] above \[u2518] above \[u2519] above \[u251a] above \[u251b] above \[u251c] above \[u251d] above \[u251e] above \[u251f] }
ccol{ {roman "252"} above \[u2520] above \[u2521] above \[u2522] above \[u2523] above \[u2524] above \[u2525] above \[u2526] above \[u2527] above \[u2528] above \[u2529] above \[u252a] above \[u252b] above \[u252c] above \[u252d] above \[u252e] above \[u252f] }
ccol{ {roman "253"} above \[u2530] above \[u2531] above \[u2532] above \[u2533] above \[u2534] above \[u2535] above \[u2536] above \[u2537] above \[u2538] above \[u2539] above \[u253a] above \[u253b] above \[u253c] above \[u253d] above \[u253e] above \[u253f] }
ccol{ {roman "254"} above \[u2540] above \[u2541] above \[u2542] above \[u2543] above \[u2544] above \[u2545] above \[u2546] above \[u2547] above \[u2548] above \[u2549] above \[u254a] above \[u254b] above \[u254c] above \[u254d] above \[u254e] above \[u254f] }
ccol{ {roman "255"} above \[u2550] above \[u2551] above \[u2552] above \[u2553] above \[u2554] above \[u2555] above \[u2556] above \[u2557] above \[u2558] above \[u2559] above \[u255a] above \[u255b] above \[u255c] above \[u255d] above \[u255e] above \[u255f] }
ccol{ {roman "256"} above \[u2560] above \[u2561] above \[u2562] above \[u2563] above \[u2564] above \[u2565] above \[u2566] above \[u2567] above \[u2568] above \[u2569] above \[u256a] above \[u256b] above \[u256c] above \[u256d] above \[u256e] above \[u256f] }
ccol{ {roman "257"} above \[u2570] above \[u2571] above \[u2572] above \[u2573] above \[u2574] above \[u2575] above \[u2576] above \[u2577] above \[u2578] above \[u2579] above \[u257a] above \[u257b] above \[u257c] above \[u257d] above \[u257e] above \[u257f] }
}