#define puzzle_width 9
#define puzzle_height 9
static unsigned char puzzle_bits[] = {
   0xe0, 0x00, 0xa0, 0x00, 0xbc, 0x01, 0x04, 0x01, 0x07, 0x01, 0x01, 0x01,
   0x77, 0x01, 0x54, 0x01, 0xdc, 0x01 };