salazar 3

f.cpp

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

using namespace std;

float F(float a, float b, float c, float x, bool is_int) {
    float result;

    if (x < 0.0 && b != 0.0) {
        result = -1.0 * a * x * x + b;
    } else if (x > 0.0 && b == 0.0) {
        result = x / (x - c) + 5.5;
    } else {
        result = -1.0 * x / c;
    }

    if (is_int) {
        result = floor(result);
    }

    return result;
}

int main() {
    float x1, x2, dx, x;
    float a, b, c;
    int ia, ib, ic;
    char lett;
    bool is_int;

    cout << "a = ";
    cin >> a;
    cout << "b = ";
    cin >> b;
    cout << "c = ";
    cin >> c;
    cout << "x1 = ";
    cin >> x1;
    cout << "x2 = ";
    cin >> x2;
    cout << "dx = ";
    cin >> dx;

    ia = floor(a);
    ib = floor(b);
    ic = floor(c);

    is_int = true;
    if ((~ (ia | ib | ic)) != 0) {
        is_int = false;
    }

    x = x1;
    while (x <= x2) {
        cout << "x: " << x << "\tF: " << F(a, b, c, x, is_int) << endl;
        x += dx;
    }

    cout << endl << "Enter a letter to end the program" << endl;
    cin >> lett;

    return 0;
}