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
#include <iostream>
int main()
{
using namespace std;
int number = 0;
while(cin>>number)
{
int i = 0;
if(number == 0)
{
cout<<i<<endl;
}
else
{
while(number)
{
number &= number-1;
i++;
}
cout<<i<<endl;
}
}
return 0;
}
int main()
{
using namespace std;
int number = 0;
while(cin>>number)
{
int i = 0;
if(number == 0)
{
cout<<i<<endl;
}
else
{
while(number)
{
number &= number-1;
i++;
}
cout<<i<<endl;
}
}
return 0;
}
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