struct TwoIntNums
{
    int n1;
    int n2;
};

TwoIntNums RectanglePerimArea(int A, int B)
{
    // Perimeter = 2 * (A + B)
    // Area = A * B
    TwoIntNums result;
    result.n1 = 2 * (A + B);    // perimeter
    result.n2 = A * B;          // area
    return result;
}