values

#include <iostream>

using namespace std;

void main() {
    setlocale(LC_ALL, "ru");
    /*
    cout << "\tHello  \\\\ \n" << endl;
    cout << R"(\tHello  \\\\ \n)" << endl;

    int val1 = 12;
    int val2 = 13;
    int res = val1 + val2;

    cout << val1 << " + "
         << val2 << " = "
         << res << endl;

    double val3 = -3.1415;
    double val4 = 15.34;
    cout << val3 << " / "
         << val4 << " = "
         << val3 / val4 << endl;

    char ch1;
    ch1 = '?';
    cout << ch1 << endl;

    bool is_true = true;
    cout << is_true << endl;

    cout << "--------------------------------";

    cout << "Расчёт стоимости установки забора\n";
    double a;
    double b;
    cout << "Введите сторону A: ";
    cin >> a;
    cout << "Введите сторону B: ";
    cin >> b;
    double price = 3000;
    double P = a + a + b + b;
    cout << "Итого: " << P * price << " руб." << endl;
    */

    double pi = 3.1415926;
    double r = 1.5;

    double area = pi * r * r;
    double depo1 = 17;
    //cout << "Enter :"; cin >> depo1;

    double depo2 = 14;
    //cout << "Enter :"; cin >> depo2;

    double depo3 = 15;
    //cout << "Enter :"; cin >> depo3;

    cout << "Sum: "
        << depo1 + depo2 + depo3 << " rub.\n";

    system("pause");
}