---

#include <iostream>
#include <windows.h>

using namespace std;

int main()
{
    SetConsoleCP(1251);
    SetConsoleOutputCP(1251);

    double x = -2, f;

    cout << "x\tF(x)\n";

    while (x <= 2.0001)
    {
        f = x * x * x - 4 * x + 1;
        cout << x << "\t" << f << endl;
        x += 0.5;
    }

    return 0;
}



#include <iostream>
#include <windows.h>

using namespace std;

int main()
{
    SetConsoleCP(1251);
    SetConsoleOutputCP(1251);

    int K;
    cin >> K;

    int sum = 0;
    int count = 0;

    for (int i = 20; i <= K; i++)
    {
        if (i % 7 == 2 || i % 7 == 5)
        {
            sum += i;
            count++;
        }
    }

    cout << "Сумма: " << sum << endl;
    cout << "Количество: " << count << endl;

    return 0;
}



#include <iostream>
#include <windows.h>

using namespace std;

int main()
{
    SetConsoleCP(1251);
    SetConsoleOutputCP(1251);

    int n;
    cin >> n;

    int sum = 0;

    while (n > 0)
    {
        int digit = n % 10;

        if (digit % 2 != 0)
        {
            sum += digit;
        }

        n /= 10;
    }

    cout << sum << endl;

    return 0;
}




#include <iostream>
#include <windows.h>

using namespace std;

int main()
{
    SetConsoleCP(1251);
    SetConsoleOutputCP(1251);

    int x;
    bool found = false;
    int maxNeg;

    while (true)
    {
        cin >> x;

        if (x == 9999)
            break;

        if (x < 0)
        {
            if (!found || x > maxNeg)
            {
                maxNeg = x;
                found = true;
            }
        }
    }

    if (found)
        cout << maxNeg << endl;
    else
        cout << "Отрицательных чисел нет" << endl;

    return 0;
}




#include <iostream>
#include <windows.h>

using namespace std;

int main()
{
    SetConsoleCP(1251);
    SetConsoleOutputCP(1251);

    int N;
    cin >> N;

    int count = 0;

    for (int i = 1; i <= N; i++)
    {
        if (N % i == 0)
            count++;
    }

    if (count == 2)
    {
        cout << "Число простое" << endl;
    }
    else
    {
        for (int i = 1; i <= N; i++)
        {
            if (N % i == 0)
                cout << i << " ";
        }
    }

    return 0;
}