#include<stdio.h>

typedef struct point
{
  float x;
  float y;
} POINT;

main(){
  //float x_a, y_a, x_b, y_b, x_c, y_c;
  POINT a, b;
  POINT c = {1,2};

  //a = {3,4}; -- nije ispravno
  a.x = 3;
  a.y = 4;
  
  b = a;

  printf("Koordinate tacke a su (%.2f, %.2f)\n", a.x, a.y);
  printf("Koordinate tacke b su (%.2f, %.2f)\n", b.x, b.y);
  printf("Koordinate tacke c su (%.2f, %.2f)\n", c.x, c.y);

  printf("Unesite x koordinatu tacke b: \n");
  scanf("%f", &b.x);
  printf("Unesite y koordinatu tacke b: \n");
  scanf("%f", &b.y);

  printf("Nove koordinate tacke b su (%.2f, %.2f)\n", b.x, b.y);

}

/* Moguce je da cete u programima videti i:

struct point{
float x;
float y;
};

ali tada se unutar programa mora koristiti "struct point" prilikom 
deklaracije promenljivih:

struct point a;
struct point b = {1,2};

 */