- 50 bytes: Result will be the sum of the length of all the positive numbers with a single error message:
#include<utility>std::make_index_sequence<-1>::x;- 174 bytes: quadratic explosion with multiple error messages:
#include<utility>template<size_t N, size_t... M>void a(std::index_sequence<N, M...>) { a(std::index_sequence<M...>{}); static_assert(!N);}auto x{a(std::make_index_sequence<C>{})};compile with
g++ -c truc.cpp -std=c++17 -DC=10 2>&1 > /dev/null | wc -c index_sequence seems to bypass the template instantiation depth limit problem
- for C=10: 8238 chars
- for C=100: 264288 chars
- for C=1000: 23118522 chars
errors look like this: the whole 0 ... C-1 number sequence looks like it is printed 4*C times
truc.cpp:7:6: error: « void x » a un type incomplet auto x{a(std::make_index_sequence<C>{})}; ^truc.cpp: Dans l'instanciation de « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 1; long unsigned int ...M = {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] » :truc.cpp:4:4: requis par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 0; long unsigned int ...M = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:7:39: requis depuis icitruc.cpp:5:3: error: l'assertion statique a échoué static_assert(!N); ^~~~~~~~~~~~~truc.cpp: Dans l'instanciation de « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 2; long unsigned int ...M = {3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] » :truc.cpp:4:4: requis récursivement par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 1; long unsigned int ...M = {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:4:4: requis par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 0; long unsigned int ...M = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:7:39: requis depuis icitruc.cpp:5:3: error: l'assertion statique a échouétruc.cpp: Dans l'instanciation de « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 3; long unsigned int ...M = {4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] » :truc.cpp:4:4: requis récursivement par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 1; long unsigned int ...M = {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:4:4: requis par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 0; long unsigned int ...M = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:7:39: requis depuis icitruc.cpp:5:3: error: l'assertion statique a échouétruc.cpp: Dans l'instanciation de « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 4; long unsigned int ...M = {5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] » :truc.cpp:4:4: requis récursivement par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 1; long unsigned int ...M = {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:4:4: requis par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 0; long unsigned int ...M = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:7:39: requis depuis icitruc.cpp:5:3: error: l'assertion statique a échouétruc.cpp: Dans l'instanciation de « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 5; long unsigned int ...M = {6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14> » :truc.cpp:4:4: requis récursivement par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 1; long unsigned int ...M = {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:4:4: requis par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 0; long unsigned int ...M = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:7:39: requis depuis icitruc.cpp:5:3: error: l'assertion statique a échouétruc.cpp: Dans l'instanciation de « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 6; long unsigned int ...M = {7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 6, 7, 8, 9, 10, 11, 12, 13, 14>] » :truc.cpp:4:4: requis récursivement par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 1; long unsigned int ...M = {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:4:4: requis par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 0; long unsigned int ...M = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:7:39: requis depuis icitruc.cpp:5:3: error: l'assertion statique a échouétruc.cpp: Dans l'instanciation de « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 7; long unsigned int ...M = {8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 7, 8, 9, 10, 11, 12, 13, 14>] » :truc.cpp:4:4: requis récursivement par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 1; long unsigned int ...M = {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:4:4: requis par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 0; long unsigned int ...M = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:7:39: requis depuis icitruc.cpp:5:3: error: l'assertion statique a échouétruc.cpp: Dans l'instanciation de « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 8; long unsigned int ...M = {9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 8, 9, 10, 11, 12, 13, 14>] » :truc.cpp:4:4: requis récursivement par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 1; long unsigned int ...M = {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:4:4: requis par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 0; long unsigned int ...M = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:7:39: requis depuis icitruc.cpp:5:3: error: l'assertion statique a échouétruc.cpp: Dans l'instanciation de « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 9; long unsigned int ...M = {10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 9, 10, 11, 12, 13, 14>] » :truc.cpp:4:4: requis récursivement par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 1; long unsigned int ...M = {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:4:4: requis par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 0; long unsigned int ...M = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:7:39: requis depuis icitruc.cpp:5:3: error: l'assertion statique a échouétruc.cpp: Dans l'instanciation de « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 10; long unsigned int ...M = {11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 10, 11, 12, 13, 14>] » :truc.cpp:4:4: requis récursivement par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 1; long unsigned int ...M = {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:4:4: requis par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 0; long unsigned int ...M = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:7:39: requis depuis icitruc.cpp:5:3: error: l'assertion statique a échouétruc.cpp: Dans l'instanciation de « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 11; long unsigned int ...M = {12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 11, 12, 13, 14>] » :truc.cpp:4:4: requis récursivement par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 1; long unsigned int ...M = {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:4:4: requis par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 0; long unsigned int ...M = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:7:39: requis depuis icitruc.cpp:5:3: error: l'assertion statique a échouétruc.cpp: Dans l'instanciation de « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 12; long unsigned int ...M = {13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 12, 13, 14>] » :truc.cpp:4:4: requis récursivement par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 1; long unsigned int ...M = {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:4:4: requis par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 0; long unsigned int ...M = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:7:39: requis depuis icitruc.cpp:5:3: error: l'assertion statique a échouétruc.cpp: Dans l'instanciation de « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 13; long unsigned int ...M = {14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 13, 14>] » :truc.cpp:4:4: requis récursivement par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 1; long unsigned int ...M = {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:4:4: requis par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 0; long unsigned int ...M = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:7:39: requis depuis icitruc.cpp:5:3: error: l'assertion statique a échouétruc.cpp: Dans l'instanciation de « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 14; long unsigned int ...M = {}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 14>] » :truc.cpp:4:4: requis récursivement par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 1; long unsigned int ...M = {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:4:4: requis par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 0; long unsigned int ...M = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14>] »truc.cpp:7:39: requis depuis icitruc.cpp:4:4: error: pas de fonction correspondant à l'appel « a(std::index_sequence<>) » a(std::index_sequence<M...>{}); ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~truc.cpp:3:6: note: candidate: template<long unsigned int N, long unsigned int ...M> void a(std::index_sequence<N, M ...>) void a(std::index_sequence<N, M...>) { ^truc.cpp:3:6: note: la déduction/substitution de l'argument du patron a échoué:truc.cpp:4:4: note: le candidat attend 2 arguments, 0 fourni(s) a(std::index_sequence<M...>{}); ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~truc.cpp:5:3: error: l'assertion statique a échoué static_assert(!N); ^~~~~~~~~~~~~[1] 11052 exit 1 g++ -c -O3 truc.cpp -std=c++17 -DC=15and the number sequences are able to go past the default template instantiation depth limit, certainly because it's a builtin:
... requis récursivement par « void a(std::index_sequence<N, M ...>) [avec long unsigned int N = 1; long unsigned int ...M = {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, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342, 343, 344, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 516, 517, 518, 519, 520, 521, 522, 523, 524, 525, 526, 527, 528, 529, 530, 531, 532, 533, 534, 535, 536, 537, 538, 539, 540, 541, 542, 543, 544, 545, 546, 547, 548, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559, 560, 561, 562, 563, 564, 565, 566, 567, 568, 569, 570, 571, 572, 573, 574, 575, 576, 577, 578, 579, 580, 581, 582, 583, 584, 585, 586, 587, 588, 589, 590, 591, 592, 593, 594, 595, 596, 597, 598, 599, 600, 601, 602, 603, 604, 605, 606, 607, 608, 609, 610, 611, 612, 613, 614, 615, 616, 617, 618, 619, 620, 621, 622, 623, 624, 625, 626, 627, 628, 629, 630, 631, 632, 633, 634, 635, 636, 637, 638, 639, 640, 641, 642, 643, 644, 645, 646, 647, 648, 649, 650, 651, 652, 653, 654, 655, 656, 657, 658, 659, 660, 661, 662, 663, 664, 665, 666, 667, 668, 669, 670, 671, 672, 673, 674, 675, 676, 677, 678, 679, 680, 681, 682, 683, 684, 685, 686, 687, 688, 689, 690, 691, 692, 693, 694, 695, 696, 697, 698, 699, 700, 701, 702, 703, 704, 705, 706, 707, 708, 709, 710, 711, 712, 713, 714, 715, 716, 717, 718, 719, 720, 721, 722, 723, 724, 725, 726, 727, 728, 729, 730, 731, 732, 733, 734, 735, 736, 737, 738, 739, 740, 741, 742, 743, 744, 745, 746, 747, 748, 749, 750, 751, 752, 753, 754, 755, 756, 757, 758, 759, 760, 761, 762, 763, 764, 765, 766, 767, 768, 769, 770, 771, 772, 773, 774, 775, 776, 777, 778, 779, 780, 781, 782, 783, 784, 785, 786, 787, 788, 789, 790, 791, 792, 793, 794, 795, 796, 797, 798, 799, 800, 801, 802, 803, 804, 805, 806, 807, 808, 809, 810, 811, 812, 813, 814, 815, 816, 817, 818, 819, 820, 821, 822, 823, 824, 825, 826, 827, 828, 829, 830, 831, 832, 833, 834, 835, 836, 837, 838, 839, 840, 841, 842, 843, 844, 845, 846, 847, 848, 849, 850, 851, 852, 853, 854, 855, 856, 857, 858, 859, 860, 861, 862, 863, 864, 865, 866, 867, 868, 869, 870, 871, 872, 873, 874, 875, 876, 877, 878, 879, 880, 881, 882, 883, 884, 885, 886, 887, 888, 889, 890, 891, 892, 893, 894, 895, 896, 897, 898, 899, 900, 901, 902, 903, 904, 905, 906, 907, 908, 909, 910, 911, 912, 913, 914, 915, 916, 917, 918, 919, 920, 921, 922, 923, 924, 925, 926, 927, 928, 929, 930, 931, 932, 933, 934, 935, 936, 937, 938, 939, 940, 941, 942, 943, 944, 945, 946, 947, 948, 949, 950, 951, 952, 953, 954, 955, 956, 957, 958, 959, 960, 961, 962, 963, 964, 965, 966, 967, 968, 969, 970, 971, 972, 973, 974, 975, 976, 977, 978, 979, 980, 981, 982, 983, 984, 985, 986, 987, 988, 989, 990, 991, 992, 993, 994, 995, 996, 997, 998, 999, 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023, 1024, 1025, 1026, 1027, 1028, 1029, 1030, 1031, 1032, 1033, 1034, 1035, 1036, 1037, 1038, 1039, 1040, 1041, 1042, 1043, 1044, 1045, 1046, 1047, 1048, 1049, 1050, 1051, 1052, 1053, 1054, 1055, 1056, 1057, 1058, 1059, 1060, 1061, 1062, 1063, 1064, 1065, 1066, 1067, 1068, 1069, 1070, 1071, 1072, 1073, 1074, 1075, 1076, 1077, 1078, 1079, 1080, 1081, 1082, 1083, 1084, 1085, 1086, 1087, 1088, 1089, 1090, 1091, 1092, 1093, 1094, 1095, 1096, 1097, 1098, 1099, 1100, 1101, 1102, 1103, 1104, 1105, 1106, 1107, 1108, 1109, 1110, 1111, 1112, 1113, 1114, 1115, 1116, 1117, 1118, 1119, 1120, 1121, 1122, 1123, 1124, 1125, 1126, 1127, 1128, 1129, 1130, 1131, 1132, 1133, 1134, 1135, 1136, 1137, 1138, 1139, 1140, 1141, 1142, 1143, 1144, 1145, 1146, 1147, 1148, 1149, 1150, 1151, 1152, 1153, 1154, 1155, 1156, 1157, 1158, 1159, 1160, 1161, 1162, 1163, 1164, 1165, 1166, 1167, 1168, 1169, 1170, 1171, 1172, 1173, 1174, 1175, 1176, 1177, 1178, 1179, 1180, 1181, 1182, 1183, 1184, 1185, 1186, 1187, 1188, 1189, 1190, 1191, 1192, 1193, 1194, 1195, 1196, 1197, 1198, 1199, 1200, 1201, 1202, 1203, 1204, 1205, 1206, 1207, 1208, 1209, 1210, 1211, 1212, 1213, 1214, 1215, 1216, 1217, 1218, 1219, 1220, 1221, 1222, 1223, 1224, 1225, 1226, 1227, 1228, 1229, 1230, 1231, 1232, 1233, 1234, 1235, 1236, 1237, 1238, 1239, 1240, 1241, 1242, 1243, 1244, 1245, 1246, 1247, 1248, 1249, 1250, 1251, 1252, 1253, 1254, 1255, 1256, 1257, 1258, 1259, 1260, 1261, 1262, 1263, 1264, 1265, 1266, 1267, 1268, 1269, 1270, 1271, 1272, 1273, 1274, 1275, 1276, 1277, 1278, 1279, 1280, 1281, 1282, 1283, 1284, 1285, 1286, 1287, 1288, 1289, 1290, 1291, 1292, 1293, 1294, 1295, 1296, 1297, 1298, 1299, 1300, 1301, 1302, 1303, 1304, 1305, 1306, 1307, 1308, 1309, 1310, 1311, 1312, 1313, 1314, 1315, 1316, 1317, 1318, 1319, 1320, 1321, 1322, 1323, 1324, 1325, 1326, 1327, 1328, 1329, 1330, 1331, 1332, 1333, 1334, 1335, 1336, 1337, 1338, 1339, 1340, 1341, 1342, 1343, 1344, 1345, 1346, 1347, 1348, 1349, 1350, 1351, 1352, 1353, 1354, 1355, 1356, 1357, 1358, 1359, 1360, 1361, 1362, 1363, 1364, 1365, 1366, 1367, 1368, 1369, 1370, 1371, 1372, 1373, 1374, 1375, 1376, 1377, 1378, 1379, 1380, 1381, 1382, 1383, 1384, 1385, 1386, 1387, 1388, 1389, 1390, 1391, 1392, 1393, 1394, 1395, 1396, 1397, 1398, 1399, 1400, 1401, 1402, 1403, 1404, 1405, 1406, 1407, 1408, 1409, 1410, 1411, 1412, 1413, 1414, 1415, 1416, 1417, 1418, 1419, 1420, 1421, 1422, 1423, 1424, 1425, 1426, 1427, 1428, 1429, 1430, 1431, 1432, 1433, 1434, 1435, 1436, 1437, 1438, 1439, 1440, 1441, 1442, 1443, 1444, 1445, 1446, 1447, 1448, 1449, 1450, 1451, 1452, 1453, 1454, 1455, 1456, 1457, 1458, 1459, 1460, 1461, 1462, 1463, 1464, 1465, 1466, 1467, 1468, 1469, 1470, 1471, 1472, 1473, 1474, 1475, 1476, 1477, 1478, 1479, 1480, 1481, 1482, 1483, 1484, 1485, 1486, 1487, 1488, 1489, 1490, 1491, 1492, 1493, 1494, 1495, 1496, 1497, 1498, 1499}; std::index_sequence<N, M ...> = std::integer_sequence<long unsigned int, 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, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342, 343, 344, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 516, 517, 518, 519, 520, 521, 522, 523, 524, 525, 526, 527, 528, 529, 530, 531, 532, 533, 534, 535, 536, 537, 538, 539, 540, 541, 542, 543, 544, 545, 546, 547, 548, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559, 560, 561, 562, 563, 564, 565, 566, 567, 568, 569, 570, 571, 572, 573, 574, 575, 576, 577, 578, 579, 580, 581, 582, 583, 584, 585, 586, 587, 588, 589, 590, 591, 592, 593, 594, 595, 596, 597, 598, 599, 600, 601, 602, 603, 604, 605, 606, 607, 608, 609, 610, 611, 612, 613, 614, 615, 616, 617, 618, 619, 620, 621, 622, 623, 624, 625, 626, 627, 628, 629, 630, 631, 632, 633, 634, 635, 636, 637, 638, 639, 640, 641, 642, 643, 644, 645, 646, 647, 648, 649, 650, 651, 652, 653, 654, 655, 656, 657, 658, 659, 660, 661, 662, 663, 664, 665, 666, 667, 668, 669, 670, 671, 672, 673, 674, 675, 676, 677, 678, 679, 680, 681, 682, 683, 684, 685, 686, 687, 688, 689, 690, 691, 692, 693, 694, 695, 696, 697, 698, 699, 700, 701, 702, 703, 704, 705, 706, 707, 708, 709, 710, 711, 712, 713, 714, 715, 716, 717, 718, 719, 720, 721, 722, 723, 724, 725, 726, 727, 728, 729, 730, 731, 732, 733, 734, 735, 736, 737, 738, 739, 740, 741, 742, 743, 744, 745, 746, 747, 748, 749, 750, 751, 752, 753, 754, 755, 756, 757, 758, 759, 760, 761, 762, 763, 764, 765, 766, 767, 768, 769, 770, 771, 772, 773, 774, 775, 776, 777, 778, 779, 780, 781, 782, 783, 784, 785, 786, 787, 788, 789, 790, 791, 792, 793, 794, 795, 796, 797, 798, 799, 800, 801, 802, 803, 804, 805, 806, 807, 808, 809, 810, 811, 812, 813, 814, 815, 816, 817, 818, 819, 820, 821, 822, 823, 824, 825, 826, 827, 828, 829, 830, 831, 832, 833, 834, 835, 836, 837, 838, 839, 840, 841, 842, 843, 844, 845, 846, 847, 848, 849, 850, 851, 852, 853, 854, 855, 856, 857, 858, 859, 860, 861, 862, 863, 864, 865, 866, 867, 868, 869, 870, 871, 872, 873, 874, 875, 876, 877, 878, 879, 880, 881, 882, 883, 884, 885, 886, 887, 888, 889, 890, 891, 892, 893, 894, 895, 896, 897, 898, 899, 900, 901, 902, 903, 904, 905, 906, 907, 908, 909, 910, 911, 912, 913, 914, 915, 916, 917, 918, 919, 920, 921, 922, 923, 924, 925, 926, 927, 928, 929, 930, 931, 932, 933, 934, 935, 936, 937, 938, 939, 940, 941, 942, 943, 944, 945, 946, 947, 948, 949, 950, 951, 952, 953, 954, 955, 956, 957, 958, 959, 960, 961, 962, 963, 964, 965, 966, 967, 968, 969, 970, 971, 972, 973, 974, 975, 976, 977, 978, 979, 980, 981, 982, 983, 984, 985, 986, 987, 988, 989, 990, 991, 992, 993, 994, 995, 996, 997, 998, 999, 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023, 1024, 1025, 1026, 1027, 1028, 1029, 1030, 1031, 1032, 1033, 1034, 1035, 1036, 1037, 1038, 1039, 1040, 1041, 1042, 1043, 1044, 1045, 1046, 1047, 1048, 1049, 1050, 1051, 1052, 1053, 1054, 1055, 1056, 1057, 1058, 1059, 1060, 1061, 1062, 1063, 1064, 1065, 1066, 1067, 1068, 1069, 1070, 1071, 1072, 1073, 1074, 1075, 1076, 1077, 1078, 1079, 1080, 1081, 1082, 1083, 1084, 1085, 1086, 1087, 1088, 1089, 1090, 1091, 1092, 1093, 1094, 1095, 1096, 1097, 1098, 1099, 1100, 1101, 1102, 1103, 1104, 1105, 1106, 1107, 1108, 1109, 1110, 1111, 1112, 1113, 1114, 1115, 1116, 1117, 1118, 1119, 1120, 1121, 1122, 1123, 1124, 1125, 1126, 1127, 1128, 1129, 1130, 1131, 1132, 1133, 1134, 1135, 1136, 1137, 1138, 1139, 1140, 1141, 1142, 1143, 1144, 1145, 1146, 1147, 1148, 1149, 1150, 1151, 1152, 1153, 1154, 1155, 1156, 1157, 1158, 1159, 1160, 1161, 1162, 1163, 1164, 1165, 1166, 1167, 1168, 1169, 1170, 1171, 1172, 1173, 1174, 1175, 1176, 1177, 1178, 1179, 1180, 1181, 1182, 1183, 1184, 1185, 1186, 1187, 1188, 1189, 1190, 1191, 1192, 1193, 1194, 1195, 1196, 1197, 1198, 1199, 1200, 1201, 1202, 1203, 1204, 1205, 1206, 1207, 1208, 1209, 1210, 1211, 1212, 1213, 1214, 1215, 1216, 1217, 1218, 1219, 1220, 1221, 1222, 1223, 1224, 1225, 1226, 1227, 1228, 1229, 1230, 1231, 1232, 1233, 1234, 1235, 1236, 1237, 1238, 1239, 1240, 1241, 1242, 1243, 1244, 1245, 1246, 1247, 1248, 1249, 1250, 1251, 1252, 1253, 1254, 1255, 1256, 1257, 1258, 1259, 1260, 1261, 1262, 1263, 1264, 1265, 1266, 1267, 1268, 1269, 1270, 1271, 1272, 1273, 1274, 1275, 1276, 1277, 1278, 1279, 1280, 1281, 1282, 1283, 1284, 1285, 1286, 1287, 1288, 1289, 1290, 1291, 1292, 1293, 1294, 1295, 1296, 1297, 1298, 1299, 1300, 1301, 1302, 1303, 1304, 1305, 1306, 1307, 1308, 1309, 1310, 1311, 1312, 1313, 1314, 1315, 1316, 1317, 1318, 1319, 1320, 1321, 1322, 1323, 1324, 1325, 1326, 1327, 1328, 1329, 1330, 1331, 1332, 1333, 1334, 1335, 1336, 1337, 1338, 1339, 1340, 1341, 1342, 1343, 1344, 1345, 1346, 1347, 1348, 1349, 1350, 1351, 1352, 1353, 1354, 1355, 1356, 1357, 1358, 1359, 1360, 1361, 1362, 1363, 1364, 1365, 1366, 1367, 1368, 1369, 1370, 1371, 1372, 1373, 1374, 1375, 1376, 1377, 1378, 1379, 1380, 1381, 1382, 1383, 1384, 1385, 1386, 1387, 1388, 1389, 1390, 1391, 1392, 1393, 1394, 1395, 1396, 1397, 1398, 1399, 1400, 1401, 1402, 1403, 1404, 1405, 1406, 1407, 1408, 1409, 1410, 1411, 1412, 1413, 1414, 1415, 1416, 1417, 1418, 1419, 1420, 1421, 1422, 1423, 1424, 1425, 1426, 1427, 1428, 1429, 1430, 1431, 1432, 1433, 1434, 1435, 1436, 1437, 1438, 1439, 1440, 1441, 1442, 1443, 1444, 1445, 1446, 1447, 1448, 1449, 1450, 1451, 1452, 1453, 1454, 1455, 1456, 1457, 1458, 1459, 1460, 1461, 1462, 1463, 1464, 1465, 1466, 1467, 1468, 1469, 1470, 1471, 1472, 1473, 1474, 1475, 1476, 1477, 1478, 1479, 1480, 1481, 1482, 1483, 1484, 1485, 1486, 1487, 1488, 1489, 1490, 1491, 1492, 1493, 1494, 1495, 1496, 1497, 1498, 1499>