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package Snajdr;

import java.util.*;
import static java.lang.Math.*;

/**
 *
 * @author snajpa
 */

public class Snajdr {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        double[] lengths = {0, 0, 0};
        double[][] coords = {{0,0}, {0,0}, {0,0}};
        System.out.print("Give me a point A (syntax: <number_x> <number_y>: ");
        coords[0][0] = sc.nextDouble();
        coords[0][1] = sc.nextDouble();
        System.out.print("Give me a point B (syntax: <number_x> <number_y>: ");
        coords[1][0] = sc.nextDouble();
        coords[1][1] = sc.nextDouble();
        System.out.print("Give me a point C (syntax: <number_x> <number_y>: ");
        coords[2][0] = sc.nextDouble();
        coords[2][1] = sc.nextDouble();
        lengths[0] = sqrt(pow(coords[0][0]-coords[1][0], 2) +
                        pow(coords[0][1]-coords[1][1], 2));
        lengths[1] = sqrt(pow(coords[1][0]-coords[2][0], 2) +
                        pow(coords[1][1]-coords[2][1], 2));
        lengths[2] = sqrt(pow(coords[2][0]-coords[0][0], 2) +
                        pow(coords[2][1]-coords[0][1], 2));
        Arrays.sort(lengths);
        System.out.println("Triangle properties:");
        if ((lengths[0] + lengths[1]) == lengths[2]) {
            System.out.println("-> Degenerated");
        } else {
            if (sqrt(pow(lengths[0],2) + pow(lengths[1],2)) == lengths[2]) {
                System.out.println("-> Right");
            }
            if ((lengths[0] == lengths[1]) && (lengths[1] == lengths[2]) &&
                    (lengths[0] == lengths[2])) {
                System.out.println("-> Equilateral");
            } else if ((lengths[0] == lengths[1]) || (lengths[1] == lengths[2]) ||
                    (lengths[0] == lengths[2])) {
                System.out.println("-> Isosceles");
            }
        }
        System.out.println("Lengths ascending:");
        System.out.println(lengths[0]);
        System.out.println(lengths[1]);
        System.out.println(lengths[2]);
    }

}