0 equals False, was Re: (unknown)
INADA Naoki
songofacandy at gmail.com
Wed Mar 23 07:12:40 EDT 2016
Tips: Since True == 1, sum() can count Trues.
>>> def count_even(seq):
... return sum(i%2 == 0 for i in seq)
>>> count_even(range(100))
50
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