//№1 на семинар по информатике и программированию. Написать перегрузку функции distance()
#include <iostream>
#include <cmath>
#include <iomanip>

using namespace std;

struct Point_flat {
	double x, y;
	Point_flat(double x, double y) {
		this->x = x;
		this->y = y;
	}
	void print_flat() {
		cout << "x = " << x << "; y = " << y << endl;
	}
};

struct Point_izohor {
	double x, y, z;
	Point_izohor(double x, double y, double z) {
		this->x = x;
		this->y = y;
		this->z = z;
	}
	void print_izohor() {
		cout << "x = " << x << "; y = " << y << "; z = " << z << endl;
	}
};

double distance(double x, double y) {
	return sqrt(x * x + y * y);
}

double distance(double x, double y, double z) {
	return sqrt(x * x + y * y + z * z);
}

double distance(double x1, double y1, double x2, double y2) {
	return sqrt(pow(x1 - x2, 2) + pow(y1 - y2, 2));
}

double distance(double x1, double y1, double z1, double x2, double y2, double z2) {
	return sqrt(pow(x1 - x2, 2) + pow(y1 - y2, 2) + pow(z1 - z2, 2));
}

double distance(Point_flat p) {
	return sqrt(p.x * p.x + p.y * p.y);
}

double distance(Point_izohor p) {
	return sqrt(p.x * p.x + p.y * p.y + p.z * p.z);
}

int main() {
	double x, y, z;

	cout << "Enter coordinates for the point from struct Point_flat: ";
	cin >> x >> y;
	Point_flat p1(x, y);

	cout << "Enter coordinates for the point from struct Point_izohor: ";
	cin >> x >> y >> z;
	Point_izohor p2(x, y, z);

	cout << "Enter coordinates for distance(x, y): ";
	cin >> x >> y;
	cout << "Current distance is " << distance(x, y) << endl;

	cout << "Enter coordinates for distance(x, y, z): ";
	cin >> x >> y >> z;
	cout << "Current distance is " << distance(x, y, z) << endl;

	double x2, y2, z2;

	cout << "Enter coordinates for distance(x1, y1, x2, y2): ";
	cin >> x >> y >> x2 >> y2;
	cout << "Current distance is " << distance(x, y, x2, y2) << endl;

	cout << "Enter coordinates for distance(x1, y1, z1, x2, y2, z2): ";
	cin >> x >> y >> z >> x2 >> y2 >> z2;
	cout << "Current distance is " << distance(x, y, z, x2, y2, z2) << endl;

	cout << "Coordinates of the point from struct Point_flat: ";
	p1.print_flat();
	cout << "Current distance is " << distance(p1) << endl;

	cout << "Coordinates of the point from struct Point_izohor: ";
	p2.print_izohor();
	cout << "Current distance is " << distance(p2) << endl;

	return 0;
}