*** Test function 'num_zeros' ***

num_zeros(00000000) = 8
num_zeros(00000001) = 7
num_zeros(00000010) = 7
num_zeros(00001000) = 7
num_zeros(00001111) = 4
num_zeros(00010000) = 7
num_zeros(11111111) = 0

*** Test function 'num_ones' ***

num_ones(00000000) = 0
num_ones(00000001) = 1
num_ones(00000010) = 1
num_ones(00001000) = 1
num_ones(00001111) = 4
num_ones(00010000) = 1
num_ones(11111111) = 8

*** Test function 'num_leading_zeros' ***

num_leading_zeros(00000000) = 8
num_leading_zeros(00000001) = 7
num_leading_zeros(00000010) = 6
num_leading_zeros(00001000) = 4
num_leading_zeros(00001111) = 4
num_leading_zeros(00010000) = 3
num_leading_zeros(11111111) = 0

*** Test function 'num_trailing_zeros' ***

num_trailing_zeros(00000000) = 8
num_trailing_zeros(00000001) = 0
num_trailing_zeros(00000010) = 1
num_trailing_zeros(00001000) = 3
num_trailing_zeros(00001111) = 0
num_trailing_zeros(00010000) = 4
num_trailing_zeros(11111111) = 0

*** Test function 'reverse_bits' ***

reverse_bits(00000000) = 00000000
reverse_bits(00000001) = 10000000
reverse_bits(00000010) = 01000000
reverse_bits(00001000) = 00010000
reverse_bits(00001111) = 11110000
reverse_bits(00010000) = 00001000
reverse_bits(11111111) = 11111111