#include <boost/preprocessor/arithmetic/inc.hpp> #include <boost/preprocessor/seq/elem.hpp> #include <boost/preprocessor/seq/first_n.hpp> #include <boost/preprocessor/seq/rest_n.hpp> #include <boost/preprocessor/seq/size.hpp> #define NUMBERS \ (0)(1)(2)(3)(4)(5)(6)(7)(8)(9) \ (10)(11)(12)(13)(14)(15)(16)(17)(18)(19) \ (20)(21)(22)(23)(24)(25)(26)(27)(28)(29) \ (30)(31)(32)(33)(34)(35)(36)(37)(38)(39) \ (40)(41)(42)(43)(44)(45)(46)(47)(48)(49) \ (50)(51)(52)(53)(54)(55)(56)(57)(58)(59) \ (60)(61)(62)(63)(64)(65)(66)(67)(68)(69) \ (70)(71)(72)(73)(74)(75)(76)(77)(78)(79) \ (80)(81)(82)(83)(84)(85)(86)(87)(88)(89) \ (90)(91)(92)(93)(94)(95)(96)(97)(98)(99) \ (100)(101)(102)(103)(104)(105)(106)(107)(108)(109) \ (110)(111)(112)(113)(114)(115)(116)(117)(118)(119) \ (120)(121)(122)(123)(124)(125)(126)(127)(128)(129) \ (130)(131)(132)(133)(134)(135)(136)(137)(138)(139) \ (140)(141)(142)(143)(144)(145)(146)(147)(148)(149) \ (150)(151)(152)(153)(154)(155)(156)(157)(158)(159) \ (160)(161)(162)(163)(164)(165)(166)(167)(168)(169) \ (170)(171)(172)(173)(174)(175)(176)(177)(178)(179) \ (180)(181)(182)(183)(184)(185)(186)(187)(188)(189) \ (190)(191)(192)(193)(194)(195)(196)(197)(198)(199) \ (200)(201)(202)(203)(204)(205)(206)(207)(208)(209) \ (210)(211)(212)(213)(214)(215)(216)(217)(218)(219) \ (220)(221)(222)(223)(224)(225)(226)(227)(228)(229) \ (230)(231)(232)(233)(234)(235)(236)(237)(238)(239) \ (240)(241)(242)(243)(244)(245)(246)(247)(248)(249) \ (250)(251)(252)(253)(254)(255)(256) \ /**/ #define SUPER_ADD(x, y) BOOST_PP_SEQ_ELEM(y, BOOST_PP_SEQ_REST_N(x, NUMBERS)) SUPER_ADD(100, 100) // expands to 200 #define SUPER_SUB(x, y) \ BOOST_PP_SEQ_SIZE( \ BOOST_PP_SEQ_REST_N( \ BOOST_PP_INC(y), \ BOOST_PP_SEQ_FIRST_N( \ BOOST_PP_INC(x), NUMBERS \ ) \ ) \ ) \ /**/ SUPER_SUB(67, 25) // expands to 42