15

#include <iostream>

#include <clocale>

#include "math.h"

using namespace std;

void majorF(float, float, float, float, float, float);

float firstF(float, float, float);

float secondF(float, float);

float thirdF(float, float);

float resultF(float, float, float, float);

int main() {

setlocale(LC_ALL, "Russian");

float xn, dx, xe, a, b, c;

cout << "Введите начало отрезка, шаг по отрезку и его конец: " << endl;

cin >> xn >> dx >> xe;

cout << "Введите a,b и c: " << endl;

cin >> a >> b >> c;

majorF(xn, dx, xe, a, b, c);

return 0;

}

void majorF(float xn, float dx, float xe, float a, float b, float c) {

float F;

for (float i = xn; i < xe; i += dx) {

if (i < 5 && c != 0)

F = firstF(i, a, b);

else if (i > 5 && c == 0)

F = secondF(i, a);

else if (c != 0)

F = thirdF(i, c);

resultF(F, a, b, c);

}

}

float firstF(float x, float a, float b) {

float f = -a*(x*x) - b;

return f;

}

float secondF(float x, float a) {

float f = (x - a) / x;

return f;

}

float thirdF(float x, float c) {

float f = -x / c;

return f;

}

float resultF(float F, float a, float b, float c) {

int a1 = (int)a;

int b1 = (int)b;

int c1 = (int)c;

float f;

if (((a1 | b1) ^ (a1 | c1)) == 0)

f = (int)F;

else f = F;

return f;

}