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First solution in Clear category for Binary Count by logi
def checkio(number: int) -> int:
"""
Convert the integer to a binary representation (255 -> '0b11111111') using builtin function bin(number: int) -> str.
Count the number of '1' in the string by using the method count of class string.
"""
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
print("Coding complete? Click 'Check' to review your tests and earn cool rewards!")
Oct. 3, 2019
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