#include
using namespace std;
int main()
{
double val1 = 0;
double val2 = 0;
cin >> val1 >> val2;
cout << "Cумма = " << val1+val2 << "\n";<br> cout << "Разность = " << val1-val2 << "\n";</span>
cout << "Произведение = " << val1*val2 << "\n";</span>
cout << "Частное = " << val1/val2 << "\n";</span>
}