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585943971, 108053297, 459413669, 288907310, 136029766, 802792879, 520247265, 414339912, 337619243, 597859489, 40005835, 350918, 321070418, 199829979, 141119131, 515535428, 350920730, 314377413, 808898947, 900198037, 799762368, 570476717, 244997759, 402733111, 626061442, 103647198, 938528989, 898060580, 652361018, 641847472, 149112119, 134262079, 887185896, 606038263, 859408453, 950373236, 692335861, 405660442, 565431386, 959094106, 393940636, 423632434, 612413824, 143336067, 663257107, 9730523, 471491852, 112828340, 936303905, 998673093, 55233966, 416039620, 144081002, 565258672, 539355694, 202448366, 14002378, 539019751, 307827209, 288622328, 788194350, 570120788, 965430343, 472467292]]
n, k = map(int, input().split())
if k % 2 == 1:
  print(0)
else:
  print(a[n][k // 2] if k // 2 < len(a[n]) else 0)


Measured memory_bytes: 11512