题解 | #查找输入整数二进制中1的个数#
查找输入整数二进制中1的个数
https://www.nowcoder.com/practice/1b46eb4cf3fa49b9965ac3c2c1caf5ad
while True:
try:
s = int(input())
num = 0
while s != 0:
s = s&(s-1)
num += 1
print(num)
except:
break
