(Lehe) Prog 1.1

#include "iostream"
#include "conio.h"
#include "math.h"

using namespace std;

int main() {
    double y = 0, n, l, r, x = 0;
    cout << "Vvedite N:" << endl;
    cin >> n;
    cout << "Vvedite L:" << endl;
    cin >> l;
    cout << "Vvedite R:" << endl;
    cin >> r;
    cout << "| x\t| y\t|" << endl;
    for(double i = l; i <= r; i += ((r-l)/n)) {
        y = 1.7 * i * i * i - 6.3 * i + 2.7;
        cout.precision(4);
        cout << "| " << i << "\t| " << y << "\t|" << endl;
        if (y > 0 && ((int)y % 2 == 0))
            x++;
    }
    cout << "Kolichestvo neotricatelnih znacheniy funkcii, imeuschih chetnuu celuu chast: ";
    cout << x;
    _getch();
    return 0;
}