CShap 一个数是否为2的幂 源代码

bool IsPowerOfTwo(int number)
{
if (number <= 0)
{
return false;
}
return (number & (number - 1)) == 0;
}

//示例
int main()
{
int number = 16;
if (IsPowerOfTwo(number))
{
Console.WriteLine(number + " is a power of two.");
}
else
{
Console.WriteLine(number + " is not a power of two.");
}
return 0;
}