如下(第壹個是對比度，第二個是銳度，以此類推)
aaaa，aaab，aaac，aaba，aabb，aabc，aaca，aacb，aacc
abaa，abab，abac，abba，abbb，abbc，abca，abcb，abcc
acaa，acab，acac，acba，acbb，acbc，acca，accb，accc
咩，咩，咩，咩，咩，咩，咩，咩，咩，咩，咩
bbaa，bbab，bbac，bbba，bbbb，bbbc，bbca，bbcb，bbcc
bcaa，bcab，bcac，bcba，bcbb，bcbc，bcca，bccb
caaa，caab，caac，caba，cabb，cabc，caca，cacb，cacc
cbaa，cbab，cbac，cbba，cbbb，cbbc，cbca，cbcb，cbcc
ccaa，ccab，ccac，中華公所，ccbb，ccbc，ccca，cccb，cccc