int x;
int y;


void setup(){
  size(800,800);
  rectMode(CENTER);
}

void draw(){
  rect(x, y, 50, 50);
}
void keyPressed()
{
  if (key == CODED)
  {
    if (keyCode == LEFT)
    {
      //if (directionX>0) {
      x--;
      //}
    }
    else if (keyCode == RIGHT)
    {
      //if (directionX<0) {
      x++;
      //}
    }
    else if (keyCode == UP)
    {
      //if (directionY<0) {
      y--;
      //}
    }
    else if (keyCode == DOWN)
    {
      //if (directionY<0) {
      y++;
      //}
    }
  }
}