Вася, я еблан, не тот вариант блять

#include <iostream>
#include <cmath>

using namespace std;

double f(double x, double y) {
    return ((1 - tan(x * pow(y, 2))) / pow(x, 1.0 / 3.0)) + 4 * sqrt(pow(x, 2) - 0.1);
}

int main()
{
    double x, y;
    int int_up, int_down;
    cout << "Input variable \n x = ";
    cin >> x;
    cout << " y = ";
    cin >> y;
    int_up = ceil(f(x, y));
    int_down = floor(f(x, y));
    cout << "Result: " << f(x, y) << endl
    cout    << "Rounding up int Result (int_down): " << int_up << endl;
    cout    << "Round down int Result (int_down): " << int_down << endl;
    cout    << "Explicit conversion Result (int)f(x,y): " << (int)f(x, y) << endl;
    cout    << "Explicit conversion Result int (f(x,y)): " << int(f(x, y)) << endl;
    cout    << "Recommended Explicit conversion result: " << static_cast<int>(f(x, y)) << endl;
    cout << "Prefix int Result ++int_up: " << ++int_up << endl;
    cout    << "Postfix int Result int_down++: " << int_down++ << endl; // Отдельные cout для демонстрации prefix и postfix
    cout << "int_up after increment: " << int_up << endl;
    cout    << "int_down after increment: " << int_down << endl;
    system("PAUSE");
    return 0;
}