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
#include<stdio.h>
int main()
{
int n;
while(scanf("%d",&n)!=EOF)
{
int cnt=0;
while(n)
{
if(n%2==1)
{
cnt++;
}
n=n/2;
if(n==1)
{
cnt++;
break;
}
}
printf("%d",cnt);
}
return 0;
}
int main()
{
int n;
while(scanf("%d",&n)!=EOF)
{
int cnt=0;
while(n)
{
if(n%2==1)
{
cnt++;
}
n=n/2;
if(n==1)
{
cnt++;
break;
}
}
printf("%d",cnt);
}
return 0;
}