var day_type = {};
day_type[20150701] = 'A';
day_type[20150702] = 'A';
day_type[20150703] = 'A';
day_type[20150704] = 'A';
day_type[20150705] = 'C';
day_type[20150706] = 'B';
day_type[20150707] = 'C';
day_type[20150708] = 'A';
day_type[20150709] = 'A';
day_type[20150710] = 'A';
day_type[20150711] = 'C';
day_type[20150712] = 'B';
day_type[20150713] = 'A';
day_type[20150715] = 'A';
day_type[20150716] = 'A';
day_type[20150717] = 'A';
day_type[20150718] = 'A';
day_type[20150719] = 'A';
day_type[20150720] = 'A';
day_type[20150721] = 'A';
day_type[20150722] = 'A';
day_type[20150723] = 'A';
day_type[20150724] = 'A';
day_type[20150725] = 'A';
day_type[20150726] = 'A';
day_type[20150727] = 'A';
day_type[20150728] = 'A';
day_type[20150729] = 'A';
day_type[20150730] = 'A';
day_type[20150731] = 'A';
day_type[20150801] = 'B';
day_type[20150802] = 'A';
day_type[20150803] = 'A';
day_type[20150804] = 'A';
day_type[20150805] = 'A';
day_type[20150806] = 'A';
day_type[20150807] = 'A';
day_type[20150808] = 'C';
day_type[20150809] = 'B';
day_type[20150810] = 'B';
day_type[20150811] = 'B';
day_type[20150812] = 'B';
day_type[20150813] = 'C';
day_type[20150814] = 'C';
day_type[20150815] = 'C';
day_type[20150816] = 'A';
day_type[20150817] = 'A';
day_type[20150818] = 'A';
day_type[20150819] = 'A';
day_type[20150820] = 'A';
day_type[20150821] = 'A';
day_type[20150822] = 'B';
day_type[20150823] = 'A';
day_type[20150824] = 'A';
day_type[20150825] = 'A';
day_type[20150826] = 'A';
day_type[20150827] = 'A';
day_type[20150828] = 'A';
day_type[20150829] = 'B';
day_type[20150830] = 'A';
day_type[20150831] = 'A';
day_type[20150901] = 'A';
day_type[20150902] = 'A';
day_type[20150903] = 'A';
day_type[20150904] = 'A';
day_type[20150905] = 'B';
day_type[20150906] = 'A';
day_type[20150907] = 'A';
day_type[20150908] = 'A';
day_type[20150909] = 'A';
day_type[20150910] = 'A';
day_type[20150911] = 'A';
day_type[20150912] = 'B';
day_type[20150913] = 'A';
day_type[20150914] = 'A';
day_type[20150915] = 'A';
day_type[20150916] = 'A';
day_type[20150917] = 'A';
day_type[20150918] = 'A';
day_type[20150919] = 'B';
day_type[20150920] = 'B';
day_type[20150921] = 'C';
day_type[20150922] = 'C';
day_type[20150923] = 'A';
day_type[20150924] = 'A';
day_type[20150925] = 'A';
day_type[20150926] = 'B';
day_type[20150927] = 'A';
day_type[20150928] = 'A';
day_type[20150929] = 'A';
day_type[20150930] = 'A';
day_type[20151001] = 'A';
day_type[20151002] = 'A';
day_type[20151003] = 'B';
day_type[20151004] = 'A';
day_type[20151005] = 'A';
day_type[20151006] = 'A';
day_type[20151007] = 'A';
day_type[20151008] = 'A';
day_type[20151009] = 'A';
day_type[20151010] = 'B';
day_type[20151011] = 'B';
day_type[20151012] = 'A';
day_type[20151013] = 'A';
day_type[20151014] = 'A';
day_type[20151015] = 'A';
day_type[20151016] = 'A';
day_type[20151017] = 'A';
day_type[20151018] = 'A';
day_type[20151019] = 'A';
day_type[20151020] = 'A';
day_type[20151021] = 'A';
day_type[20151022] = 'A';
day_type[20151023] = 'A';
day_type[20151024] = 'B';
day_type[20151025] = 'A';
day_type[20151026] = 'A';
day_type[20151027] = 'A';
day_type[20151028] = 'A';
day_type[20151029] = 'A';
day_type[20151030] = 'A';
day_type[20151031] = 'B';
day_type[20151101] = 'B';
day_type[20151102] = 'B';
day_type[20151103] = 'A';
day_type[20151104] = 'A';
day_type[20151105] = 'A';
day_type[20151106] = 'A';
day_type[20151107] = 'B';
day_type[20151108] = 'A';
day_type[20151109] = 'A';
day_type[20151110] = 'A';
day_type[20151111] = 'A';
day_type[20151112] = 'A';
day_type[20151113] = 'A';
day_type[20151114] = 'B';
day_type[20151115] = 'A';
day_type[20151116] = 'A';
day_type[20151117] = 'A';
day_type[20151118] = 'A';
day_type[20151119] = 'A';
day_type[20151120] = 'A';
day_type[20151121] = 'C';
day_type[20151122] = 'C';
day_type[20151123] = 'B';
day_type[20151124] = 'B';
day_type[20151125] = 'B';
day_type[20151126] = 'B';
day_type[20151127] = 'B';
day_type[20151128] = 'C';
day_type[20151129] = 'B';
day_type[20151130] = 'B';
day_type[20151201] = 'B';
day_type[20151202] = 'B';
day_type[20151203] = 'B';
day_type[20151204] = 'B';
day_type[20151205] = 'C';
day_type[20151206] = 'A';
day_type[20151207] = 'A';
day_type[20151208] = 'A';
day_type[20151209] = 'A';
day_type[20151210] = 'A';
day_type[20151211] = 'A';
day_type[20151212] = 'B';
day_type[20151213] = 'A';
day_type[20151214] = 'A';
day_type[20151215] = 'A';
day_type[20151216] = 'A';
day_type[20151217] = 'A';
day_type[20151218] = 'A';
day_type[20151219] = 'B';
day_type[20151220] = 'A';
day_type[20151221] = 'A';
day_type[20151222] = 'A';
day_type[20151223] = 'A';
day_type[20151224] = 'A';
day_type[20151225] = 'B';
day_type[20151226] = 'B';
day_type[20151227] = 'A';
day_type[20151228] = 'A';
day_type[20151229] = 'A';
day_type[20151230] = 'B';
day_type[20151231] = 'C';
day_type[20160101] = 'C';
day_type[20160102] = 'C';
day_type[20160103] = 'C';
day_type[20160104] = 'A';
day_type[20160105] = 'A';
day_type[20160106] = 'A';
day_type[20160107] = 'A';
day_type[20160108] = 'A';
day_type[20160109] = 'B';
day_type[20160110] = 'B';
day_type[20160111] = 'A';
day_type[20160112] = 'A';
day_type[20160113] = 'A';
day_type[20160114] = 'A';
day_type[20160115] = 'A';
day_type[20160116] = 'B';
day_type[20160117] = 'A';
day_type[20160118] = 'A';
day_type[20160119] = 'A';
day_type[20160120] = 'A';
day_type[20160121] = 'A';
day_type[20160122] = 'A';
day_type[20160123] = 'A';
day_type[20160124] = 'A';
day_type[20160125] = 'A';
day_type[20160125] = 'A';
day_type[20160126] = 'A';
day_type[20160127] = 'A';
day_type[20160128] = 'A';
day_type[20160129] = 'A';
day_type[20160130] = 'A';
day_type[20160131] = 'A';
day_type[20160201] = 'A';
day_type[20160202] = 'A';
day_type[20160203] = 'A';
day_type[20160204] = 'A';
day_type[20160205] = 'A';
day_type[20160206] = 'A';
day_type[20160207] = 'A';
day_type[20160208] = 'A';
day_type[20160209] = 'A';
day_type[20160210] = 'A';
day_type[20160211] = 'A';
day_type[20160212] = 'A';
day_type[20160213] = 'A';
day_type[20160214] = 'A';
day_type[20160215] = 'A';
day_type[20160216] = 'A';
day_type[20160217] = 'A';
day_type[20160218] = 'A';
day_type[20160219] = 'A';
day_type[20160220] = 'A';
day_type[20160221] = 'A';
day_type[20160222] = 'A';
day_type[20160223] = 'A';
day_type[20160224] = 'A';
day_type[20160225] = 'A';
day_type[20160226] = 'A';
day_type[20160227] = 'A';
day_type[20160228] = 'A';
day_type[20160229] = 'A';
day_type[20160301] = 'A';
day_type[20160302] = 'A';
day_type[20160303] = 'A';
day_type[20160304] = 'A';
day_type[20160305] = 'A';
day_type[20160306] = 'A';
day_type[20160307] = 'A';
day_type[20160308] = 'A';
day_type[20160309] = 'A';
day_type[20160310] = 'A';
day_type[20160311] = 'A';
day_type[20160312] = 'A';
day_type[20160313] = 'A';
day_type[20160314] = 'A';
day_type[20160315] = 'A';
day_type[20160316] = 'A';
day_type[20160317] = 'A';
day_type[20160318] = 'A';
day_type[20160319] = 'A';
day_type[20160320] = 'A';
day_type[20160321] = 'A';
day_type[20160322] = 'A';
day_type[20160323] = 'A';
day_type[20160324] = 'A';
day_type[20160325] = 'A';
day_type[20160326] = 'B';
day_type[20160327] = 'B';
day_type[20160328] = 'B';
day_type[20160329] = 'B';
day_type[20160330] = 'B';
day_type[20160331] = 'B';
day_type[20160401] = 'B';
day_type[20160402] = 'B';
day_type[20160403] = 'B';
day_type[20160404] = 'A';
day_type[20160405] = 'A';
day_type[20160406] = 'A';
day_type[20160407] = 'A';
day_type[20160408] = 'B';
day_type[20160409] = 'B';
day_type[20160410] = 'B';
day_type[20160411] = 'A';
day_type[20160412] = 'A';
day_type[20160413] = 'A';
day_type[20160414] = 'A';
day_type[20160415] = 'A';
day_type[20160416] = 'B';
day_type[20160417] = 'A';
day_type[20160418] = 'A';
day_type[20160419] = 'A';
day_type[20160420] = 'A';
day_type[20160421] = 'A';
day_type[20160422] = 'A';
day_type[20160423] = 'B';
day_type[20160424] = 'A';
day_type[20160425] = 'A';
day_type[20160426] = 'A';
day_type[20160427] = 'A';
day_type[20160428] = 'B';
day_type[20160429] = 'B';
day_type[20160430] = 'B';
day_type[20160501] = 'B';
day_type[20160502] = 'B';
day_type[20160503] = 'B';
day_type[20160504] = 'B';
day_type[20160505] = 'B';
day_type[20160506] = 'B';
day_type[20160507] = 'B';
day_type[20160508] = 'A';
day_type[20160509] = 'A';
day_type[20160510] = 'A';
day_type[20160511] = 'A';
day_type[20160512] = 'A';
day_type[20160513] = 'A';
day_type[20160514] = 'A';
day_type[20160515] = 'A';
day_type[20160516] = 'A';
day_type[20160517] = 'A';
day_type[20160518] = 'A';
day_type[20160519] = 'A';
day_type[20160520] = 'A';
day_type[20160521] = 'A';
day_type[20160522] = 'A';
day_type[20160523] = 'A';
day_type[20160524] = 'A';
day_type[20160525] = 'A';
day_type[20160526] = 'A';
day_type[20160527] = 'A';
day_type[20160528] = 'A';
day_type[20160529] = 'A';
day_type[20160530] = 'A';
day_type[20160531] = 'A';
day_type[20160601] = 'A';
day_type[20160602] = 'A';
day_type[20160603] = 'A';
day_type[20160604] = 'A';
day_type[20160605] = 'A';
day_type[20160606] = 'A';
day_type[20160607] = 'A';
day_type[20160608] = 'A';
day_type[20160609] = 'A';
day_type[20160610] = 'A';
day_type[20160611] = 'A';
day_type[20160612] = 'A';
day_type[20160613] = 'A';
day_type[20160614] = 'A';
day_type[20160615] = 'A';
day_type[20160616] = 'A';
day_type[20160617] = 'A';
day_type[20160618] = 'A';
day_type[20160619] = 'A';
day_type[20160620] = 'A';
day_type[20160621] = 'A';
day_type[20160622] = 'A';
day_type[20160623] = 'A';
day_type[20160624] = 'A';
day_type[20160625] = 'A';
day_type[20160626] = 'A';
day_type[20160627] = 'A';
day_type[20160628] = 'A';
day_type[20160629] = 'A';
day_type[20160630] = 'A';
day_type[20160701] = 'A';
day_type[20160702] = 'B';
day_type[20160703] = 'A';
day_type[20160704] = 'A';
day_type[20160705] = 'A';
day_type[20160706] = 'A';
day_type[20160707] = 'A';
day_type[20160708] = 'A';
day_type[20160709] = 'B';
day_type[20160710] = 'A';
day_type[20160711] = 'A';
day_type[20160712] = 'A';
day_type[20160713] = 'A';
day_type[20160714] = 'A';
day_type[20160715] = 'B';
day_type[20160716] = 'B';
day_type[20160717] = 'B';
day_type[20160718] = 'A';
day_type[20160719] = 'A';
day_type[20160720] = 'A';
day_type[20160721] = 'A';
day_type[20160722] = 'A';
day_type[20160723] = 'B';
day_type[20160724] = 'A';
day_type[20160725] = 'A';
day_type[20160726] = 'A';
day_type[20160727] = 'A';
day_type[20160728] = 'A';
day_type[20160729] = 'A';
day_type[20160730] = 'B';
day_type[20160731] = 'A';
day_type[20160801] = 'A';
day_type[20160802] = 'A';
day_type[20160803] = 'A';
day_type[20160804] = 'A';
day_type[20160805] = 'A';
day_type[20160806] = 'A';
day_type[20160807] = 'A';
day_type[20160808] = 'A';
day_type[20160809] = 'A';
day_type[20160810] = 'B';
day_type[20160811] = 'A';
day_type[20160812] = 'B';
day_type[20160813] = 'B';
day_type[20160814] = 'B';
day_type[20160815] = 'A';
day_type[20160816] = 'A';
day_type[20160817] = 'A';
day_type[20160818] = 'A';
day_type[20160819] = 'A';
day_type[20160820] = 'A';
day_type[20160821] = 'A';
day_type[20160822] = 'A';
day_type[20160823] = 'A';
day_type[20160824] = 'A';
day_type[20160825] = 'A';
day_type[20160826] = 'A';
day_type[20160827] = 'A';
day_type[20160828] = 'A';
day_type[20160829] = 'A';
day_type[20160830] = 'A';
day_type[20160831] = 'A';
day_type[20160901] = 'A';
day_type[20160902] = 'A';
day_type[20160903] = 'A';
day_type[20160904] = 'A';
day_type[20160905] = 'A';
day_type[20160906] = 'A';
day_type[20160907] = 'A';
day_type[20160908] = 'A';
day_type[20160909] = 'A';
day_type[20160910] = 'A';
day_type[20160911] = 'A';
day_type[20160912] = 'A';
day_type[20160913] = 'A';
day_type[20160914] = 'A';
day_type[20160915] = 'A';
day_type[20160916] = 'A';
day_type[20160917] = 'B';
day_type[20160918] = 'B';
day_type[20160919] = 'A';
day_type[20160920] = 'A';
day_type[20160921] = 'B';
day_type[20160922] = 'A';
day_type[20160923] = 'A';
day_type[20160924] = 'B';
day_type[20160925] = 'A';
day_type[20160926] = 'A';
day_type[20160927] = 'A';
day_type[20160928] = 'A';
day_type[20160929] = 'A';
day_type[20160930] = 'A';
day_type[20161001] = 'A';
day_type[20161002] = 'A';
day_type[20161003] = 'A';
day_type[20161004] = 'A';
day_type[20161005] = 'A';
day_type[20161006] = 'A';
day_type[20161007] = 'A';
day_type[20161008] = 'A';
day_type[20161009] = 'A';
day_type[20161010] = 'A';
day_type[20161011] = 'A';
day_type[20161012] = 'A';
day_type[20161013] = 'A';
day_type[20161014] = 'A';
day_type[20161015] = 'A';
day_type[20161016] = 'A';
day_type[20161017] = 'A';
day_type[20161018] = 'A';
day_type[20161019] = 'A';
day_type[20161020] = 'A';
day_type[20161021] = 'A';
day_type[20161022] = 'A';
day_type[20161023] = 'A';
day_type[20161024] = 'A';
day_type[20161025] = 'A';
day_type[20161026] = 'A';
day_type[20161027] = 'A';
day_type[20161028] = 'A';
day_type[20161029] = 'A';
day_type[20161030] = 'A';
day_type[20161031] = 'A';
day_type[20161101] = 'A';
day_type[20161102] = 'A';
day_type[20161103] = 'A';
day_type[20161104] = 'A';
day_type[20161105] = 'B';
day_type[20161106] = 'A';
day_type[20161107] = 'A';
day_type[20161108] = 'A';
day_type[20161109] = 'A';
day_type[20161110] = 'A';
day_type[20161111] = 'A';
day_type[20161112] = 'B';
day_type[20161113] = 'A';
day_type[20161114] = 'A';
day_type[20161115] = 'A';
day_type[20161116] = 'B';
day_type[20161117] = 'B';
day_type[20161118] = 'B';
day_type[20161119] = 'B';
day_type[20161120] = 'B';
day_type[20161121] = 'B';
day_type[20161122] = 'B';
day_type[20161123] = 'B';
day_type[20161124] = 'B';
day_type[20161125] = 'B';
day_type[20161126] = 'B';
day_type[20161127] = 'B';
day_type[20161128] = 'A';
day_type[20161129] = 'A';
day_type[20161130] = 'A';
day_type[20161201] = 'A';
day_type[20161202] = 'A';
day_type[20161203] = 'B';
day_type[20161204] = 'B';
day_type[20161205] = 'A';
day_type[20161206] = 'A';
day_type[20161207] = 'A';
day_type[20161208] = 'A';
day_type[20161209] = 'A';
day_type[20161210] = 'B';
day_type[20161211] = 'A';
day_type[20161212] = 'A';
day_type[20161213] = 'A';
day_type[20161214] = 'A';
day_type[20161215] = 'A';
day_type[20161216] = 'A';
day_type[20161217] = 'A';
day_type[20161218] = 'A';
day_type[20161219] = 'A';
day_type[20161220] = 'A';
day_type[20161221] = 'A';
day_type[20161222] = 'A';
day_type[20161223] = 'A';
day_type[20161224] = 'B';
day_type[20161225] = 'A';
day_type[20161226] = 'A';
day_type[20161227] = 'A';
day_type[20161228] = 'A';
day_type[20161229] = 'A';
day_type[20161230] = 'A';
day_type[20161231] = 'C';
day_type[20170101] = 'C';
day_type[20170102] = 'C';
day_type[20170103] = 'B';
day_type[20170104] = 'A';
day_type[20170105] = 'A';
day_type[20170106] = 'A';
day_type[20170107] = 'A';
day_type[20170108] = 'A';
day_type[20170109] = 'A';
day_type[20170110] = 'A';
day_type[20170111] = 'A';
day_type[20170112] = 'A';
day_type[20170113] = 'A';
day_type[20170114] = 'A';
day_type[20170115] = 'A';
day_type[20170116] = 'A';
day_type[20170117] = 'A';
day_type[20170118] = 'A';
day_type[20170119] = 'A';
day_type[20170120] = 'A';
day_type[20170121] = 'A';
day_type[20170122] = 'A';
day_type[20170123] = 'A';
day_type[20170124] = 'A';
day_type[20170125] = 'A';
day_type[20170126] = 'A';
day_type[20170127] = 'A';
day_type[20170128] = 'A';
day_type[20170129] = 'A';
day_type[20170130] = 'A';
day_type[20170131] = 'A';
day_type[20170201] = 'A';
day_type[20170202] = 'A';
day_type[20170203] = 'A';
day_type[20170204] = 'A';
day_type[20170205] = 'A';
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day_type[20200417] = 'A';
day_type[20200418] = 'A';
day_type[20200419] = 'A';
day_type[20200420] = 'A';
day_type[20200421] = 'A';
day_type[20200422] = 'A';
day_type[20200423] = 'A';
day_type[20200424] = 'A';
day_type[20200425] = 'B';
day_type[20200426] = 'A';
day_type[20200427] = 'A';
day_type[20200428] = 'A';
day_type[20200429] = 'A';
day_type[20200430] = 'A';
day_type[20200501] = 'B';
day_type[20200502] = 'B';
day_type[20200503] = 'B';
day_type[20200504] = 'B';
day_type[20200505] = 'B';
day_type[20200506] = 'A';
day_type[20200507] = 'A';
day_type[20200508] = 'A';
day_type[20200509] = 'A';
day_type[20200510] = 'A';
day_type[20200511] = 'A';
day_type[20200512] = 'A';
day_type[20200513] = 'A';
day_type[20200514] = 'A';
day_type[20200515] = 'A';
day_type[20200516] = 'A';
day_type[20200517] = 'A';
day_type[20200518] = 'A';
day_type[20200519] = 'A';
day_type[20200520] = 'A';
day_type[20200521] = 'A';
day_type[20200522] = 'A';
day_type[20200523] = 'A';
day_type[20200524] = 'A';
day_type[20200525] = 'A';
day_type[20200526] = 'A';
day_type[20200527] = 'A';
day_type[20200528] = 'A';
day_type[20200529] = 'A';
day_type[20200530] = 'A';
day_type[20200531] = 'A';
day_type[20200601] = 'A';
day_type[20200602] = 'A';
day_type[20200603] = 'A';
day_type[20200604] = 'A';
day_type[20200605] = 'A';
day_type[20200606] = 'A';
day_type[20200607] = 'A';
day_type[20200608] = 'A';
day_type[20200609] = 'A';
day_type[20200610] = 'A';
day_type[20200611] = 'A';
day_type[20200612] = 'A';
day_type[20200613] = 'A';
day_type[20200614] = 'A';
day_type[20200615] = 'A';
day_type[20200616] = 'A';
day_type[20200617] = 'A';
day_type[20200618] = 'A';
day_type[20200619] = 'A';
day_type[20200620] = 'A';
day_type[20200621] = 'A';
day_type[20200622] = 'A';
day_type[20200623] = 'A';
day_type[20200624] = 'A';
day_type[20200625] = 'A';
day_type[20200626] = 'A';
day_type[20200627] = 'A';
day_type[20200628] = 'A';
day_type[20200629] = 'A';
day_type[20200630] = 'A';
day_type[20200701] = 'A';
day_type[20200702] = 'A';
day_type[20200703] = 'A';
day_type[20200704] = 'A';
day_type[20200705] = 'A';
day_type[20200706] = 'A';
day_type[20200707] = 'A';
day_type[20200708] = 'A';
day_type[20200709] = 'A';
day_type[20200710] = 'A';
day_type[20200711] = 'A';
day_type[20200712] = 'A';
day_type[20200713] = 'A';
day_type[20200714] = 'A';
day_type[20200715] = 'A';
day_type[20200716] = 'A';
day_type[20200717] = 'A';
day_type[20200718] = 'A';
day_type[20200719] = 'A';
day_type[20200720] = 'A';
day_type[20200721] = 'A';
day_type[20200722] = 'A';
day_type[20200723] = 'A';
day_type[20200724] = 'A';
day_type[20200725] = 'A';
day_type[20200726] = 'A';
day_type[20200727] = 'A';
day_type[20200728] = 'A';
day_type[20200729] = 'A';
day_type[20200730] = 'A';
day_type[20200731] = 'A';
day_type[20200801] = 'A';
day_type[20200802] = 'A';
day_type[20200803] = 'A';
day_type[20200804] = 'A';
day_type[20200805] = 'A';
day_type[20200806] = 'A';
day_type[20200807] = 'A';
day_type[20200808] = 'A';
day_type[20200809] = 'A';
day_type[20200810] = 'A';
day_type[20200811] = 'A';
day_type[20200812] = 'A';
day_type[20200813] = 'A';
day_type[20200814] = 'A';
day_type[20200815] = 'A';
day_type[20200816] = 'A';
day_type[20200817] = 'A';
day_type[20200818] = 'A';
day_type[20200819] = 'A';
day_type[20200820] = 'A';
day_type[20200821] = 'A';
day_type[20200822] = 'A';
day_type[20200823] = 'A';
day_type[20200824] = 'A';
day_type[20200825] = 'A';
day_type[20200826] = 'A';
day_type[20200827] = 'A';
day_type[20200828] = 'A';
day_type[20200829] = 'A';
day_type[20200830] = 'A';
day_type[20200831] = 'A';
day_type[20200901] = 'A';
day_type[20200902] = 'A';
day_type[20200903] = 'A';
day_type[20200904] = 'A';
day_type[20200905] = 'A';
day_type[20200906] = 'A';
day_type[20200907] = 'A';
day_type[20200908] = 'A';
day_type[20200909] = 'A';
day_type[20200910] = 'A';
day_type[20200911] = 'A';
day_type[20200912] = 'A';
day_type[20200913] = 'A';
day_type[20200914] = 'A';
day_type[20200915] = 'A';
day_type[20200916] = 'A';
day_type[20200917] = 'A';
day_type[20200918] = 'A';
day_type[20200919] = 'B';
day_type[20200920] = 'B';
day_type[20200921] = 'B';
day_type[20200922] = 'A';
day_type[20200923] = 'A';
day_type[20200924] = 'A';
day_type[20200925] = 'A';
day_type[20200926] = 'A';
day_type[20200927] = 'A';
day_type[20200928] = 'A';
day_type[20200929] = 'A';
day_type[20200930] = 'A';
day_type[20200931] = 'A';
day_type[20201001] = 'A';
day_type[20201002] = 'A';
day_type[20201003] = 'A';
day_type[20201004] = 'A';
day_type[20201005] = 'A';
day_type[20201006] = 'A';
day_type[20201007] = 'A';
day_type[20201008] = 'A';
day_type[20201009] = 'A';
day_type[20201010] = 'A';
day_type[20201011] = 'A';
day_type[20201012] = 'A';
day_type[20201013] = 'A';
day_type[20201014] = 'A';
day_type[20201015] = 'A';
day_type[20201016] = 'A';
day_type[20201017] = 'A';
day_type[20201018] = 'A';
day_type[20201019] = 'A';
day_type[20201020] = 'A';
day_type[20201021] = 'A';
day_type[20201022] = 'A';
day_type[20201023] = 'A';
day_type[20201024] = 'A';
day_type[20201025] = 'A';
day_type[20201026] = 'A';
day_type[20201027] = 'A';
day_type[20201028] = 'A';
day_type[20201029] = 'A';
day_type[20201030] = 'A';
day_type[20201031] = 'A';
day_type[20201101] = 'A';
day_type[20201102] = 'A';
day_type[20201103] = 'A';
day_type[20201104] = 'A';
day_type[20201105] = 'A';
day_type[20201106] = 'A';
day_type[20201107] = 'A';
day_type[20201108] = 'A';
day_type[20201109] = 'A';
day_type[20201110] = 'A';
day_type[20201111] = 'A';
day_type[20201112] = 'A';
day_type[20201113] = 'A';
day_type[20201114] = 'A';
day_type[20201115] = 'A';
day_type[20201116] = 'A';
day_type[20201117] = 'A';
day_type[20201118] = 'A';
day_type[20201119] = 'A';
day_type[20201120] = 'A';
day_type[20201121] = 'B';
day_type[20201122] = 'B';
day_type[20201123] = 'A';
day_type[20201124] = 'A';
day_type[20201125] = 'A';
day_type[20201126] = 'A';
day_type[20201127] = 'A';
day_type[20201128] = 'A';
day_type[20201129] = 'A';
day_type[20201130] = 'A';
day_type[20201201] = 'A';
day_type[20201202] = 'A';
day_type[20201203] = 'A';
day_type[20201204] = 'A';
day_type[20201205] = 'A';
day_type[20201206] = 'A';
day_type[20201207] = 'A';
day_type[20201208] = 'A';
day_type[20201209] = 'A';
day_type[20201210] = 'A';
day_type[20201211] = 'A';
day_type[20201212] = 'A';
day_type[20201213] = 'A';
day_type[20201214] = 'A';
day_type[20201215] = 'A';
day_type[20201216] = 'A';
day_type[20201217] = 'A';
day_type[20201218] = 'A';
day_type[20201219] = 'A';
day_type[20201220] = 'A';
day_type[20201221] = 'A';
day_type[20201222] = 'A';
day_type[20201223] = 'A';
day_type[20201224] = 'A';
day_type[20201225] = 'A';
day_type[20201226] = 'A';
day_type[20201227] = 'A';
day_type[20201228] = 'A';
day_type[20201229] = 'A';
day_type[20201230] = 'B';
day_type[20201231] = 'C';
day_type[20210101] = 'C';
day_type[20210102] = 'B';
day_type[20210103] = 'B';
day_type[20210104] = 'A';
day_type[20210105] = 'A';
day_type[20210106] = 'A';
day_type[20210107] = 'A';
day_type[20210108] = 'A';
day_type[20210109] = 'A';
day_type[20210110] = 'A';
day_type[20210111] = 'A';
day_type[20210112] = 'A';
day_type[20210113] = 'A';
day_type[20210114] = 'A';
day_type[20210115] = 'A';
day_type[20210116] = 'A';
day_type[20210117] = 'A';
day_type[20210118] = 'A';
day_type[20210119] = 'A';
day_type[20210120] = 'A';
day_type[20210121] = 'A';
day_type[20210122] = 'A';
day_type[20210123] = 'A';
day_type[20210124] = 'A';
day_type[20210125] = 'A';
day_type[20210126] = 'A';
day_type[20210127] = 'A';
day_type[20210128] = 'A';
day_type[20210129] = 'A';
day_type[20210130] = 'A';
day_type[20210131] = 'A';
day_type[20210201] = 'A';
day_type[20210202] = 'A';
day_type[20210203] = 'A';
day_type[20210204] = 'A';
day_type[20210205] = 'A';
day_type[20210206] = 'A';
day_type[20210207] = 'A';
day_type[20210208] = 'A';
day_type[20210209] = 'A';
day_type[20210210] = 'A';
day_type[20210211] = 'A';
day_type[20210212] = 'A';
day_type[20210213] = 'A';
day_type[20210214] = 'A';
day_type[20210215] = 'A';
day_type[20210216] = 'A';
day_type[20210217] = 'A';
day_type[20210218] = 'A';
day_type[20210219] = 'A';
day_type[20210220] = 'A';
day_type[20210221] = 'A';
day_type[20210222] = 'A';
day_type[20210223] = 'A';
day_type[20210224] = 'A';
day_type[20210225] = 'A';
day_type[20210226] = 'A';
day_type[20210227] = 'A';
day_type[20210228] = 'A';
day_type[20210301] = 'A';
day_type[20210302] = 'A';
day_type[20210303] = 'A';
day_type[20210304] = 'A';
day_type[20210305] = 'A';
day_type[20210306] = 'A';
day_type[20210307] = 'A';
day_type[20210308] = 'A';
day_type[20210309] = 'A';
day_type[20210310] = 'A';
day_type[20210311] = 'A';
day_type[20210312] = 'A';
day_type[20210313] = 'A';
day_type[20210314] = 'A';
day_type[20210315] = 'A';
day_type[20210316] = 'A';
day_type[20210317] = 'A';
day_type[20210318] = 'A';
day_type[20210319] = 'A';
day_type[20210320] = 'A';
day_type[20210321] = 'A';
day_type[20210322] = 'A';
day_type[20210323] = 'A';
day_type[20210324] = 'A';
day_type[20210325] = 'A';
day_type[20210326] = 'A';
day_type[20210327] = 'B';
day_type[20210328] = 'A';
day_type[20210329] = 'A';
day_type[20210330] = 'A';
day_type[20210331] = 'A';
day_type[20210401] = 'A';
day_type[20210402] = 'A';
day_type[20210403] = 'B';
day_type[20210404] = 'A';
day_type[20210405] = 'A';
day_type[20210406] = 'A';
day_type[20210407] = 'A';
day_type[20210408] = 'A';
day_type[20210409] = 'A';
day_type[20210410] = 'A';
day_type[20210411] = 'A';
day_type[20210412] = 'A';
day_type[20210413] = 'A';
day_type[20210414] = 'A';
day_type[20210415] = 'A';
day_type[20210416] = 'A';
day_type[20210417] = 'A';
day_type[20210418] = 'A';
day_type[20210419] = 'A';
day_type[20210420] = 'A';
day_type[20210421] = 'A';
day_type[20210422] = 'A';
day_type[20210423] = 'A';
day_type[20210424] = 'A';
day_type[20210425] = 'A';
day_type[20210426] = 'A';
day_type[20210427] = 'A';
day_type[20210428] = 'A';
day_type[20210429] = 'A';
day_type[20210430] = 'A';
day_type[20210501] = 'A';
day_type[20210502] = 'A';
day_type[20210503] = 'A';
day_type[20210504] = 'A';
day_type[20210505] = 'A';
day_type[20210506] = 'A';
day_type[20210507] = 'A';
day_type[20210508] = 'A';
day_type[20210509] = 'A';
day_type[20210510] = 'A';
day_type[20210511] = 'A';
day_type[20210512] = 'A';
day_type[20210513] = 'A';
day_type[20210514] = 'A';
day_type[20210515] = 'A';
day_type[20210516] = 'A';
day_type[20210517] = 'A';
day_type[20210518] = 'A';
day_type[20210519] = 'A';
day_type[20210520] = 'A';
day_type[20210521] = 'A';
day_type[20210522] = 'A';
day_type[20210523] = 'A';
day_type[20210524] = 'A';
day_type[20210525] = 'A';
day_type[20210526] = 'A';
day_type[20210527] = 'A';
day_type[20210528] = 'A';
day_type[20210529] = 'A';
day_type[20210530] = 'A';
day_type[20210531] = 'A';
day_type[20210601] = 'A';
day_type[20210602] = 'A';
day_type[20210603] = 'A';
day_type[20210604] = 'A';
day_type[20210605] = 'A';
day_type[20210606] = 'A';
day_type[20210607] = 'A';
day_type[20210608] = 'A';
day_type[20210609] = 'A';
day_type[20210610] = 'A';
day_type[20210611] = 'A';
day_type[20210612] = 'A';
day_type[20210613] = 'A';
day_type[20210614] = 'A';
day_type[20210615] = 'A';
day_type[20210616] = 'A';
day_type[20210617] = 'A';
day_type[20210618] = 'A';
day_type[20210619] = 'A';
day_type[20210620] = 'A';
day_type[20210621] = 'A';
day_type[20210622] = 'A';
day_type[20210623] = 'A';
day_type[20210624] = 'A';
day_type[20210625] = 'A';
day_type[20210626] = 'A';
day_type[20210627] = 'A';
day_type[20210628] = 'A';
day_type[20210629] = 'A';
day_type[20210630] = 'A';
day_type[20210701] = 'A';
day_type[20210702] = 'A';
day_type[20210703] = 'A';
day_type[20210704] = 'A';
day_type[20210705] = 'A';
day_type[20210706] = 'A';
day_type[20210707] = 'A';
day_type[20210708] = 'A';
day_type[20210709] = 'A';
day_type[20210710] = 'A';
day_type[20210711] = 'A';
day_type[20210712] = 'A';
day_type[20210713] = 'A';
day_type[20210714] = 'A';
day_type[20210715] = 'A';
day_type[20210716] = 'A';
day_type[20210717] = 'A';
day_type[20210718] = 'A';
day_type[20210719] = 'A';
day_type[20210720] = 'A';
day_type[20210721] = 'A';
day_type[20210722] = 'A';
day_type[20210723] = 'A';
day_type[20210724] = 'A';
day_type[20210725] = 'A';
day_type[20210726] = 'A';
day_type[20210727] = 'A';
day_type[20210728] = 'A';
day_type[20210729] = 'A';
day_type[20210730] = 'A';
day_type[20210731] = 'A';
day_type[20210801] = 'A';
day_type[20210802] = 'A';
day_type[20210803] = 'A';
day_type[20210804] = 'A';
day_type[20210805] = 'A';
day_type[20210806] = 'A';
day_type[20210807] = 'A';
day_type[20210808] = 'A';
day_type[20210809] = 'A';
day_type[20210810] = 'A';
day_type[20210811] = 'A';
day_type[20210812] = 'A';
day_type[20210813] = 'A';
day_type[20210814] = 'A';
day_type[20210815] = 'A';
day_type[20210816] = 'A';
day_type[20210817] = 'A';
day_type[20210818] = 'A';
day_type[20210819] = 'A';
day_type[20210820] = 'A';
day_type[20210821] = 'A';
day_type[20210822] = 'A';
day_type[20210823] = 'A';
day_type[20210824] = 'A';
day_type[20210825] = 'A';
day_type[20210826] = 'A';
day_type[20210827] = 'A';
day_type[20210828] = 'A';
day_type[20210829] = 'A';
day_type[20210830] = 'A';
day_type[20210831] = 'A';
day_type[20210901] = 'A';
day_type[20210902] = 'A';
day_type[20210903] = 'A';
day_type[20210904] = 'A';
day_type[20210905] = 'A';
day_type[20210906] = 'A';
day_type[20210907] = 'A';
day_type[20210908] = 'A';
day_type[20210909] = 'A';
day_type[20210910] = 'A';
day_type[20210911] = 'A';
day_type[20210912] = 'A';
day_type[20210913] = 'A';
day_type[20210914] = 'A';
day_type[20210915] = 'A';
day_type[20210916] = 'A';
day_type[20210917] = 'A';
day_type[20210918] = 'A';
day_type[20210919] = 'A';
day_type[20210920] = 'A';
day_type[20210921] = 'A';
day_type[20210922] = 'A';
day_type[20210923] = 'A';
day_type[20210924] = 'A';
day_type[20210925] = 'A';
day_type[20210926] = 'A';
day_type[20210927] = 'A';
day_type[20210928] = 'A';
day_type[20210929] = 'A';
day_type[20210930] = 'A';
day_type[20211001] = 'A';
day_type[20211002] = 'A';
day_type[20211003] = 'A';
day_type[20211004] = 'A';
day_type[20211005] = 'A';
day_type[20211006] = 'A';
day_type[20211007] = 'A';
day_type[20211008] = 'A';
day_type[20211009] = 'A';
day_type[20211010] = 'A';
day_type[20211011] = 'A';
day_type[20211012] = 'A';
day_type[20211013] = 'A';
day_type[20211014] = 'A';
day_type[20211015] = 'A';
day_type[20211016] = 'A';
day_type[20211017] = 'A';
day_type[20211018] = 'A';
day_type[20211019] = 'A';
day_type[20211020] = 'A';
day_type[20211021] = 'A';
day_type[20211022] = 'A';
day_type[20211023] = 'A';
day_type[20211024] = 'A';
day_type[20211025] = 'A';
day_type[20211026] = 'A';
day_type[20211027] = 'A';
day_type[20211028] = 'A';
day_type[20211029] = 'A';
day_type[20211030] = 'A';
day_type[20211031] = 'A';
day_type[20211101] = 'A';
day_type[20211102] = 'A';
day_type[20211103] = 'A';
day_type[20211104] = 'A';
day_type[20211105] = 'A';
day_type[20211106] = 'A';
day_type[20211107] = 'A';
day_type[20211108] = 'A';
day_type[20211109] = 'A';
day_type[20211110] = 'A';
day_type[20211111] = 'A';
day_type[20211112] = 'A';
day_type[20211113] = 'A';
day_type[20211114] = 'A';
day_type[20211115] = 'A';
day_type[20211116] = 'A';
day_type[20211117] = 'A';
day_type[20211118] = 'A';
day_type[20211119] = 'A';
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day_type[20220112] = 'A';
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day_type[20220117] = 'A';
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day_type[20220210] = 'A';
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day_type[20220220] = 'A';
day_type[20220221] = 'A';
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day_type[20220306] = 'A';
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day_type[20220310] = 'A';
day_type[20220311] = 'A';
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day_type[20220315] = 'A';
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day_type[20220420] = 'A';
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day_type[20220422] = 'A';
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day_type[20220510] = 'A';
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day_type[20220512] = 'A';
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day_type[20220514] = 'A';
day_type[20220515] = 'A';
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day_type[20220519] = 'A';
day_type[20220520] = 'A';
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day_type[20220523] = 'A';
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day_type[20220525] = 'A';
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day_type[20220604] = 'A';
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day_type[20221231] = 'C';
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day_type[20230102] = 'B';
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day_type[20230104] = 'A';
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day_type[20230503] = 'C';
day_type[20230504] = 'B';
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day_type[20230529] = 'A';
day_type[20230530] = 'A';
day_type[20230531] = 'A';
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day_type[20230604] = 'A';
day_type[20230605] = 'A';
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day_type[20230610] = 'A';
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day_type[20230614] = 'A';
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day_type[20230616] = 'A';
day_type[20230617] = 'A';
day_type[20230618] = 'A';
day_type[20230619] = 'A';
day_type[20230620] = 'A';
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day_type[20230623] = 'A';
day_type[20230624] = 'A';
day_type[20230625] = 'A';
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day_type[20230627] = 'A';
day_type[20230628] = 'A';
day_type[20230629] = 'A';
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day_type[20230703] = 'A';
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day_type[20230706] = 'A';
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day_type[20230712] = 'A';
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day_type[20230714] = 'A';
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day_type[20230719] = 'A';
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day_type[20230721] = 'A';
day_type[20230722] = 'C';
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day_type[20230731] = 'A';
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day_type[20230802] = 'A';
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day_type[20230807] = 'A';
day_type[20230808] = 'A';
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day_type[20230810] = 'A';
day_type[20230811] = 'B';
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day_type[20230813] = 'B';
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day_type[20230815] = 'B';
day_type[20230816] = 'C';
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day_type[20230818] = 'A';
day_type[20230819] = 'B';
day_type[20230820] = 'A';
day_type[20230821] = 'A';
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day_type[20230823] = 'A';
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day_type[20230825] = 'A';
day_type[20230826] = 'B';
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day_type[20230902] = 'A';
day_type[20230903] = 'A';
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day_type[20230905] = 'A';
day_type[20230906] = 'A';
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day_type[20230908] = 'A';
day_type[20230909] = 'A';
day_type[20230910] = 'A';
day_type[20230911] = 'A';
day_type[20230912] = 'A';
day_type[20230913] = 'A';
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day_type[20230915] = 'A';
day_type[20230916] = 'A';
day_type[20230917] = 'A';
day_type[20230918] = 'A';
day_type[20230919] = 'A';
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day_type[20230921] = 'A';
day_type[20230922] = 'A';
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day_type[20230924] = 'A';
day_type[20230925] = 'A';
day_type[20230926] = 'A';
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day_type[20230928] = 'A';
day_type[20230929] = 'A';
day_type[20230930] = 'A';
day_type[20231001] = 'A';
day_type[20231002] = 'A';
day_type[20231003] = 'A';
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day_type[20231005] = 'A';
day_type[20231006] = 'A';
day_type[20231007] = 'B';
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day_type[20231009] = 'A';
day_type[20231010] = 'A';
day_type[20231011] = 'A';
day_type[20231012] = 'A';
day_type[20231013] = 'A';
day_type[20231014] = 'B';
day_type[20231015] = 'A';
day_type[20231016] = 'A';
day_type[20231017] = 'A';
day_type[20231018] = 'A';
day_type[20231019] = 'A';
day_type[20231020] = 'A';
day_type[20231021] = 'B';
day_type[20231022] = 'A';
day_type[20231023] = 'A';
day_type[20231024] = 'A';
day_type[20231025] = 'A';
day_type[20231026] = 'A';
day_type[20231027] = 'A';
day_type[20231028] = 'B';
day_type[20231029] = 'A';
day_type[20231030] = 'A';
day_type[20231031] = 'A';
day_type[20231101] = 'A';
day_type[20231102] = 'A';
day_type[20231103] = 'A';
day_type[20231104] = 'A';
day_type[20231105] = 'A';
day_type[20231106] = 'A';
day_type[20231107] = 'A';
day_type[20231108] = 'A';
day_type[20231109] = 'A';
day_type[20231110] = 'A';
day_type[20231111] = 'A';
day_type[20231112] = 'B';
day_type[20231113] = 'B';
day_type[20231114] = 'B';
day_type[20231115] = 'B';
day_type[20231116] = 'B';
day_type[20231117] = 'C';
day_type[20231118] = 'C';
day_type[20231119] = 'C';
day_type[20231120] = 'C';
day_type[20231121] = 'C';
day_type[20231122] = 'C';
day_type[20231123] = 'C';
day_type[20231124] = 'C';
day_type[20231125] = 'C';
day_type[20231126] = 'B';
day_type[20231127] = 'C';
day_type[20231128] = 'C';
day_type[20231129] = 'C';
day_type[20231130] = 'C';
day_type[20231131] = 'C';
day_type[20231201] = 'C';
day_type[20231202] = 'C';
day_type[20231203] = 'B';
day_type[20231204] = 'B';
day_type[20231205] = 'B';
day_type[20231206] = 'B';
day_type[20231207] = 'A';
day_type[20231208] = 'A';
day_type[20231209] = 'B';
day_type[20231210] = 'A';
day_type[20231211] = 'A';
day_type[20231212] = 'A';
day_type[20231213] = 'A';
day_type[20231214] = 'A';
day_type[20231215] = 'A';
day_type[20231216] = 'A';
day_type[20231217] = 'A';
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day_type[20231220] = 'A';
day_type[20231221] = 'A';
day_type[20231222] = 'A';
day_type[20231223] = 'A';
day_type[20231224] = 'B';
day_type[20231225] = 'A';
day_type[20231226] = 'A';
day_type[20231227] = 'A';
day_type[20231228] = 'A';
day_type[20231229] = 'A';
day_type[20231230] = 'B';
day_type[20231231] = 'C';
day_type[20240101] = 'C';
day_type[20240102] = 'C';
day_type[20240103] = 'B';
day_type[20240104] = 'B';
day_type[20240105] = 'B';
day_type[20240106] = 'B';
day_type[20240107] = 'B';
day_type[20240108] = 'A';
day_type[20240109] = 'A';
day_type[20240110] = 'A';
day_type[20240111] = 'A';
day_type[20240112] = 'A';
day_type[20240113] = 'A';
day_type[20240114] = 'A';
day_type[20240115] = 'A';
day_type[20240116] = 'A';
day_type[20240117] = 'A';
day_type[20240118] = 'A';
day_type[20240119] = 'A';
day_type[20240120] = 'A';
day_type[20240121] = 'A';
day_type[20240122] = 'A';
day_type[20240123] = 'A';
day_type[20240124] = 'A';
day_type[20240125] = 'A';
day_type[20240126] = 'A';
day_type[20240127] = 'A';
day_type[20240128] = 'A';
day_type[20240129] = 'A';
day_type[20240130] = 'A';
day_type[20240131] = 'A';
day_type[20240201] = 'A';
day_type[20240202] = 'A';
day_type[20240203] = 'A';
day_type[20240204] = 'A';
day_type[20240205] = 'A';
day_type[20240206] = 'A';
day_type[20240207] = 'A';
day_type[20240208] = 'A';
day_type[20240209] = 'A';
day_type[20240210] = 'A';
day_type[20240211] = 'A';
day_type[20240212] = 'A';
day_type[20240213] = 'A';
day_type[20240214] = 'A';
day_type[20240215] = 'A';
day_type[20240216] = 'A';
day_type[20240217] = 'A';
day_type[20240218] = 'A';
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day_type[20240221] = 'A';
day_type[20240222] = 'A';
day_type[20240223] = 'A';
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day_type[20240225] = 'A';
day_type[20240226] = 'A';
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day_type[20240229] = 'A';
day_type[20240301] = 'A';
day_type[20240302] = 'A';
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day_type[20240304] = 'A';
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day_type[20240309] = 'A';
day_type[20240310] = 'A';
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day_type[20240313] = 'A';
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day_type[20240315] = 'A';
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day_type[20240320] = 'A';
day_type[20240321] = 'A';
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day_type[20240323] = 'B';
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day_type[20240325] = 'C';
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day_type[20240328] = 'C';
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day_type[20240330] = 'C';
day_type[20240331] = 'C';
day_type[20240401] = 'C';
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day_type[20240405] = 'C';
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day_type[20240409] = 'B';
day_type[20240410] = 'A';
day_type[20240411] = 'A';
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day_type[20240413] = 'A';
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day_type[20240423] = 'A';
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day_type[20240426] = 'B';
day_type[20240427] = 'C';
day_type[20240428] = 'C';
day_type[20240429] = 'B';
day_type[20240430] = 'A';
day_type[20240501] = 'B';
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day_type[20240504] = 'C';
day_type[20240505] = 'C';
day_type[20240506] = 'A';
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day_type[20240515] = 'A';
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day_type[20240523] = 'A';
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day_type[20240528] = 'A';
day_type[20240529] = 'A';
day_type[20240530] = 'A';
day_type[20240531] = 'A';