#include <iostream>

using namespace std;

int main()
{
    cout << "Enter A and B: ";

    double a, b;

    cin >> a >> b;

    cout << "A + B = " << a + b << '\n'

         << "A - B = " << a - b << '\n'

         << "A * B = " << a * b << '\n'

         << "A / B = " << a / b << '\n'

         << "max(a, b) = " << max(a, b) << '\n';


    return 0;

}