Задача 1. class Tochka { double x; double y; Tochka (double x, double y){ this.x=x; this.y=y; } double RasstoyanieDoNachala( ){ double r;

class Tochka {
double x;
double y;
Tochka (double x, double y){
this.x=x;
this.y=y;
}
double RasstoyanieDoNachala(){ double r;
r=Math.sqrt((Math.pow(this.x,2))+(Math.pow(this.y,2)));
return r;
}
double RasstoyanieMejduDvumaTochkami(Tochka B){
Math.sqrt((Math.pow(x-B.x,2))+(Math.pow(y-B.y,2)));
return Math.sqrt((Math.pow(x-B.x,2))+(Math.pow(y-B.y,2)));
}
}
public class Ex_Tochka{
public static void main(String[] args) {
Tochka A= new Tochka(-1000+(double)Math.random()*2000,-1000+(double)Math.random()*2000);
System.out.println("Tochka A s koordinatami " + "("+A.x+","+A.y+")");
Tochka B= new Tochka(-1000+(double)Math.random()*2000,-1000+(double)Math.random()*2000);
System.out.println("Tochka B s koordinatami " + "("+B.x+","+B.y+")");
double r=A.RasstoyanieDoNachala();
System.out.println("Rasstoyanie do nachala koordinat= "+r);
double k=B.RasstoyanieDoNachala();
{if (r==k){
System.out.println("Tochki ravnoudalenu");}
else System.out.println("Tocki ne ravnoudaleni ");}
System.out.println("Rasstoyanie mejdu dvuma tochkami " +A.RasstoyanieMejduDvumaTochkami(B));
}
}