平均数1

作者：

朋友圈炒面 , 2021-12-04 12:57:54 , 所有人可见 , 阅读 126

include [HTML_REMOVED]

using namespace std;

int main()
{
double a, a1 = 3.5, b, b1 = 7.5;
cin >> a >> b;
printf(“MEDIA = %.5lf”, (a * a1 + b * b1)/(a1 + b1));
return 0;
}