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
http://www.nowcoder.com/practice/1b46eb4cf3fa49b9965ac3c2c1caf5ad
while True:
try:
num=int(input())
binnum=str(bin(num))
leng=len(binnum)
sum=0
i=0
#print(binnum)
for i in range(leng-1):
if binnum[i+1]=='1':
sum=sum+1
print(sum)
except:
break;
