#include <iostream>

using namespace std;

int main()
{
//2.16
    int x {0};
    int y{0};
    int sum {0};
    int product {0};
    int difference {0};
    int quotient {0};

    cout << " Enter your two integer: " ;
    cin >> x >> y;
    cout << "The sum is: " << x + y << endl;
    cout << "The product is:" << x * y << endl;
    cout << "The difference is: " << x - y << endl;
    cout << "The quotient is: " << x % y << endl;

//2.20
    double r{0.0};
    double x{3.14159};

    cout << "Enter your radius: ";
    cin >> r;

    cout << "The circle's diameter is: " << 2 * r << endl;
    cout << "The circumference is: " << 2 * x * r << endl;
    cout << "The area is: " << x * r * r << endl;

//2.28
    int number;

    cout << "Enter a five-digit number: ";
    cin >> number;

    cout << number / 10000 << " ";
    number = number % 10000;
    cout << number / 1000 << " ";
    number = number % 1000;
    cout << number / 100 << " ";
    number = number % 100;
    cout << number / 10 << " ";
    number = number % 10;
    cout << number << endl;

//2.30
    int weight;
    int height;
    int BMI;

    cout << "Enter your weight in pounds: ";
    cin >> weight;

    cout << "Enter your height in inches: ";
    cin >> height;

    BMI = (weight *703) / (height * height);

    cout << "Your BMI values is: " << BMI << endl;
    cout << "\nBMI VALUES" << endl;
    cout << "Underweight: less than 18.5\n";
    cout << "Normal:      between 18.5 and 24.9\n";
    cout << "Overweight:  between 25 and 29.9\n";
    cout << "Obese:       30 or greater\n";

    return 0;
}