143165576
 1919020031
 1204252996
 210637432
 724264821
 1741
 619489590
 1199537418
 1075765759
 747976826
 638486017
 58438190
 1285316221
 186925426
 1180540990
 833393692
 1818960378
 2000000000
 0
 1309028227
 514714359
 624205168
 1795248373
 643201595
 1304312649

14 3 3 4 5 2 4 4 2 4 6 4 3 4 5 3 5 4 1 5 3 4 5 5 8
rings = [1,0,0,0,1,0,1,0,2,1,1,2,0,1,0,0]
def cnt(n):
    if n:
        res = 0
        while n:
            res += rings[n%16]
            n //= 16
    else:
        res = 1
    return res
n = int(input())
print(cnt(n))