Enable Javascript in your browser and then refresh this page, for a much enhanced experience.
First solution in Clear category for Binary Count by dasich12
def checkio(number):
return bin(number).count('1')
#These "asserts" using only for self-checking and not necessary for auto-testing
if __name__ == '__main__':
assert checkio(4) == 1
assert checkio(15) == 4
assert checkio(1) == 1
assert checkio(1022) == 9
Sept. 4, 2015