Lab_4_HalfDivision_While

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <iostream>
//#include <Windows.h>

int main() {
	//setlocale(0, "1251");
	//SetConsoleOutputCP(1251);

	float Xstart, Xfinish, x, y, h;
	int i = 0;

	printf("Please, input left limit: ");
	scanf("%f", &Xstart);
	printf("Please, input right limit: ");
	scanf("%f", &Xfinish);
	printf("Please, input increment: ");
	scanf("%f", &h);

	if (Xstart > 9 || Xfinish < -5) {
		puts("Function doesn't exist here");
	}
	else {
		printf("\xC9\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCB\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xBB\n");
		printf("\xBA   x   \xBA   y   \xBA\n");
		x = Xstart;
		while ( x  <= Xfinish ) {
			if (x <= 9 && x >= -5) {
				if (x <= 0) {
					if (x <= -3) {
						y = x + 3;//          [-5;-3]
					}
					else {
						y = sqrt(9 - x * x);// (-3;0)
					}
				}
				else {
					if (x <= 6) {
						y = -(x / 2) + 3;//    (0;6]
					}
					else {
						y = x - 6; //          (6;9]
					}
				}
				printf("\xBA\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xBA\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xBA\n");
				printf("\xBA%6.2f \xBA%6.2f \xBA\n", x, y);
			}
			else {
			}
			x += h;
		}
		printf("\xC8\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCA\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xBC\n");
	}

	system("pause");
	return 0;
}