题解 | #求int型正整数在内存中存储时1的个数#
求int型正整数在内存中存储时1的个数
http://www.nowcoder.com/practice/440f16e490a0404786865e99c6ad91c9
my_input = int(input().strip())
my_list = []
while my_input != 0:
value = my_input % 2
my_list.append(value)
my_input = my_input // 2
print(my_list.count(1))