打标数据:

int biao[30][30] = {0, 4, 0, 16, 0, 64, 0, 256, 0, 1024, 0, 4096, 0, 16384, 0, 65536, 0, 262144, 0, 1048576, 0, 4194304, 0, 16777216, 0, 67108864, 0, 268435456, 0, 1073741824, 0, 2, 2, 6, 10, 22, 42, 86, 170, 342, 682, 1366, 2730, 5462, 10922, 21846, 43690, 87382, 174762, 349526, 699050, 1398102, 2796202, 5592406, 11184810, 22369622, 44739242, 89478486, 178956970, 357913942, 0, 2, 0, 8, 0, 32, 0, 128, 0, 512, 0, 2048, 0, 8192, 0, 32768, 0, 131072, 0, 524288, 0, 2097152, 0, 8388608, 0, 33554432, 0, 134217728, 0, 536870912, 0, 2, 0, 6, 2, 20, 14, 70, 72, 254, 330, 948, 1430, 3614, 6008, 13990, 24786, 54740, 101118, 215766, 409640, 854702, 1652090, 3396916, 6643782, 13530350, 26667864, 53971350, 106914242, 215492564, 0, 2, 0, 6, 0, 22, 0, 86, 0, 342, 0, 1366, 0, 5462, 0, 21846, 0, 87382, 0, 349526, 0, 1398102, 0, 5592406, 0, 22369622, 0, 89478486, 0, 357913942, 0, 2, 0, 6, 0, 20, 2, 70, 18, 252, 110, 924, 572, 3434, 2730, 12902, 12376, 48926, 54264, 187036, 232562, 720062, 980674, 2789164, 4086550, 10861060, 16878420, 42484682, 69242082, 166823430, 0, 2, 0, 6, 0, 20, 0, 72, 0, 272, 0, 1056, 0, 4160, 0, 16512, 0, 65792, 0, 262656, 0, 1049600, 0, 4196352, 0, 16781312, 0, 67117056, 0, 268451840, 0, 2, 0, 6, 0, 20, 0, 70, 2, 252, 22, 924, 156, 3432, 910, 12870, 4760, 48622, 23256, 184796, 108528, 705894, 490314, 2708204, 2163150, 10430500, 9373652, 40313160, 40060078, 156305070, 0, 2, 0, 6, 0, 20, 0, 70, 0, 254, 0, 948, 0, 3614, 0, 13990, 0, 54740, 0, 215766, 0, 854702, 0, 3396916, 0, 13530350, 0, 53971350, 0, 215492564, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 2, 924, 26, 3432, 210, 12870, 1360, 48620, 7752, 184756, 40698, 705434, 201894, 2704204, 961400, 10401250, 4440150, 40123152, 20030010, 155172330, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 926, 0, 3460, 0, 13110, 0, 50252, 0, 194446, 0, 758100, 0, 2973350, 0, 11716252, 0, 46333566, 0, 183739940, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 2, 3432, 30, 12870, 272, 48620, 1938, 184756, 11970, 705432, 67298, 2704156, 354200, 10400602, 1776060, 40116656, 8584290, 155118390, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 0, 3434, 0, 12902, 0, 48926, 0, 187036, 0, 720062, 0, 2789164, 0, 10861060, 0, 42484682, 0, 166823430, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 0, 3432, 2, 12870, 34, 48620, 342, 184756, 2660, 705432, 17710, 2704156, 106260, 10400600, 592020, 40116600, 3121560, 155117522, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 0, 3432, 0, 12872, 0, 48656, 0, 185136, 0, 708512, 0, 2725408, 0, 10532160, 0, 40870080, 0, 159189120, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 0, 3432, 0, 12870, 2, 48620, 38, 184756, 420, 705432, 3542, 2704156, 25300, 10400600, 161460, 40116600, 950040, 155117520, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 0, 3432, 0, 12870, 0, 48622, 0, 184796, 0, 705894, 0, 2708204, 0, 10430500, 0, 40313160, 0, 156305070, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 0, 3432, 0, 12870, 0, 48620, 2, 184756, 42, 705432, 506, 2704156, 4600, 10400600, 35100, 40116600, 237510, 155117520, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 0, 3432, 0, 12870, 0, 48620, 0, 184758, 0, 705476, 0, 2704708, 0, 10405800, 0, 40157550, 0, 155402532, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 0, 3432, 0, 12870, 0, 48620, 0, 184756, 2, 705432, 46, 2704156, 600, 10400600, 5850, 40116600, 47502, 155117520, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 0, 3432, 0, 12870, 0, 48620, 0, 184756, 0, 705434, 0, 2704204, 0, 10401250, 0, 40123152, 0, 155172330, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 0, 3432, 0, 12870, 0, 48620, 0, 184756, 0, 705432, 2, 2704156, 50, 10400600, 702, 40116600, 7308, 155117520, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 0, 3432, 0, 12870, 0, 48620, 0, 184756, 0, 705432, 0, 2704158, 0, 10400652, 0, 40117356, 0, 155125640, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 0, 3432, 0, 12870, 0, 48620, 0, 184756, 0, 705432, 0, 2704156, 2, 10400600, 54, 40116600, 812, 155117520, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 0, 3432, 0, 12870, 0, 48620, 0, 184756, 0, 705432, 0, 2704156, 0, 10400602, 0, 40116656, 0, 155118390, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 0, 3432, 0, 12870, 0, 48620, 0, 184756, 0, 705432, 0, 2704156, 0, 10400600, 2, 40116600, 58, 155117520, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 0, 3432, 0, 12870, 0, 48620, 0, 184756, 0, 705432, 0, 2704156, 0, 10400600, 0, 40116602, 0, 155117580, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 0, 3432, 0, 12870, 0, 48620, 0, 184756, 0, 705432, 0, 2704156, 0, 10400600, 0, 40116600, 2, 155117520, 0, 2, 0, 6, 0, 20, 0, 70, 0, 252, 0, 924, 0, 3432, 0, 12870, 0, 48620, 0, 184756, 0, 705432, 0, 2704156, 0, 10400600, 0, 40116600, 0, 155117522};