def subset_sum(data_set):
  for i in range(0,len(data_set)):
    if -i in data_set or i ==0:
        return True
 
 
data_set = input()

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[-92953, -91613, -89733, -50673, -16067, -9172, 8852, 30883, 46690, 46968, 56772, 58703, 59150, 78476, 84413, 90106, 94777, 95148]
[-94624, -86776, -85833, -80822, -71902, -54562, -38638, -26483, -20207, -1290, 12414, 12627, 19509, 30894, 32505, 46825, 50321, 69294]
[-83964, -81834, -78386, -70497, -69357, -61867, -49127, -47916, -38361, -35772, -29803, -15343, 6918, 19662, 44614, 66049, 93789, 95405]
[-68808, -58968, -45958, -36013, -32810, -28726, -13488, 3986, 26342, 29245, 30686, 47966, 58352, 68610, 74533, 77939, 80520, 87195]
[-97162, -95761, -94672, -87254, -57207, -22163, -20207, -1753, 11646, 13652, 14572, 30580, 52502, 64282, 74896, 83730, 89889, 92200]
[-93976, -93807, -64604, -59939, -44394, -36454, -34635, -16483, 267, 3245, 8031, 10622, 44815, 46829, 61689, 65756, 69220, 70121]
[-92474, -61685, -55348, -42019, -35902, -7815, -5579, 4490, 14778, 19399, 34202, 46624, 55800, 57719, 60260, 71511, 75665, 82754]
[-85029, -84549, -82646, -80493, -73373, -57478, -56711, -42456, -38923, -29277, -3685, -3164, 26863, 29890, 37187, 46607, 69300, 84808]
[-87565, -71009, -49312, -47554, -27197, 905, 2839, 8657, 14622, 32217, 35567, 38470, 46885, 59236, 64704, 82944, 86902, 90487]