lesson5_322

#include <iostream>
#include <math.h>

using namespace std;

void test_convert() {
    int Щ = 12;
    cout << Щ << endl;

    cout << "Test convert type" << endl;
    double v = 10;    //  час / землекопы
    double t_max = 3; //  час
    int n = (int)ceil(v / t_max);
    cout << "Потребуется " << n << " землекопов." << endl;
    cout << "Потребуется " << v / t_max << " землекопов." << endl;

    char ch = 'g';
    cout << ch << " " << (int)ch << endl;
    cout << 104 << " " << (char)104 << endl;

    bool flag = true;

    cout << "true " << flag << endl;
    cout << "false " << false << endl;

    flag = 1;
    cout << "true " << flag << endl;

    flag = -1;
    cout << "true " << flag << endl;

    flag = 0;
    cout << "flag " << flag << endl;
}

void two_numer() {
    double x, y;
    cout << "Enter x ";
    cin >> x;
    cout << "Enter y ";
    cin >> y;
    cout << "x + y  = " << x + y << endl
        << "x * y  = " << x * y << endl
        << "Av(x,y)= " << (x + y) / 2 << endl;
}

void three_numer() {
    double x, y, z;
    cout << "Enter x ";
    cin >> x;
    cout << "Enter y ";
    cin >> y;
    cout << "Enter z ";
    cin >> z;

    cout << "x + y  = " << x + y + z << endl
        << "x * y  = " << x * y * z<< endl
        << "Av(x,y)= " << (x + y + z) / 3 << endl;
}


int main() {
    //setlocale(LC_ALL, "ru");
    //test_convert();
    two_numer();
    three_numer();
    return 0;
}