Created
June 2, 2017 16:53
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#define CREATE_VECTOR(D) \ | |
struct Vector_##D {\ | |
static constexpr int N = D;\ | |
int data[N];\ | |
\ | |
Vector_##D (Vector_##D const& v) {\ | |
for(int i=0; i<N ; ++i) {\ | |
data[i] = v[i];\ | |
}\ | |
}\ | |
\ | |
Vector_##D(int fill=0) {\ | |
for(int i=0; i<N ; ++i) {\ | |
data[i] = fill;\ | |
}\ | |
}\ | |
\ | |
int sum()const {\ | |
int result = 0;\ | |
for(int i=0; i<N ; ++i) {\ | |
result += data[i];\ | |
}\ | |
return result;\ | |
}\ | |
\ | |
int* begin() { return &data[0]; }\ | |
int* end() { return &data[N]; }\ | |
\ | |
int const* begin()const { return &data[0]; }\ | |
int const* end()const { return &data[N]; }\ | |
\ | |
int& operator[](unsigned const& i) {\ | |
if (N<=i) throw "out of bound";\ | |
return data[i];\ | |
}\ | |
\ | |
int const& operator[](unsigned const& i)const {\ | |
if (N<=i) throw "out of bound";\ | |
return data[i];\ | |
}\ | |
};\ | |
#define USE_VECTOR(D) \ | |
Vector_##D x_##D; \ | |
x_##D .sum(); | |
#define do255(X) \ | |
X(1) X(2) X(3) X(4) X(5) X(6) X(7) X(8) X(9) X(10) X(11) X(12) X(13) X(14) X(15) X(16) X(17) X(18) X(19) X(20) X(21) X(22) X(23) X(24) X(25) X(26) X(27) X(28) X(29) X(30) X(31) X(32) X(33) X(34) X(35) X(36) X(37) X(38) X(39) X(40) X(41) X(42) X(43) X(44) X(45) X(46) X(47) X(48) X(49) X(50) X(51) X(52) X(53) X(54) X(55) X(56) X(57) X(58) X(59) X(60) X(61) X(62) X(63) X(64) X(65) X(66) X(67) X(68) X(69) X(70) X(71) X(72) X(73) X(74) X(75) X(76) X(77) X(78) X(79) X(80) X(81) X(82) X(83) X(84) X(85) X(86) X(87) X(88) X(89) X(90) X(91) X(92) X(93) X(94) X(95) X(96) X(97) X(98) X(99) X(100) X(101) X(102) X(103) X(104) X(105) X(106) X(107) X(108) X(109) X(110) X(111) X(112) X(113) X(114) X(115) X(116) X(117) X(118) X(119) X(120) X(121) X(122) X(123) X(124) X(125) X(126) X(127) X(128) X(129) X(130) X(131) X(132) X(133) X(134) X(135) X(136) X(137) X(138) X(139) X(140) X(141) X(142) X(143) X(144) X(145) X(146) X(147) X(148) X(149) X(150) X(151) X(152) X(153) X(154) X(155) X(156) X(157) X(158) X(159) X(160) X(161) X(162) X(163) X(164) X(165) X(166) X(167) X(168) X(169) X(170) X(171) X(172) X(173) X(174) X(175) X(176) X(177) X(178) X(179) X(180) X(181) X(182) X(183) X(184) X(185) X(186) X(187) X(188) X(189) X(190) X(191) X(192) X(193) X(194) X(195) X(196) X(197) X(198) X(199) X(200) X(201) X(202) X(203) X(204) X(205) X(206) X(207) X(208) X(209) X(210) X(211) X(212) X(213) X(214) X(215) X(216) X(217) X(218) X(219) X(220) X(221) X(222) X(223) X(224) X(225) X(226) X(227) X(228) X(229) X(230) X(231) X(232) X(233) X(234) X(235) X(236) X(237) X(238) X(239) X(240) X(241) X(242) X(243) X(244) X(245) X(246) X(247) X(248) X(249) X(250) X(251) X(252) X(253) X(254) X(255) X(256) | |
do255(CREATE_VECTOR) | |
int main() { | |
do255(USE_VECTOR) | |
} | |
//run to preprocess: clang++ -E main.cpp > main.pp.cpp |
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