gyuha-wa-vect0r_Processing_old/2018/동아리/cannon/paper1_5/paper1_5.pde
// Click within the image to change 
// the value of the rectangle

int value = 0;

void draw() { 
  fill(value);
  rect(25, 25, 50, 50);
}
void mouseReleased() {
  if (value == 0) {

  value = 255; 
   } else {
  value = 0; 
    }
}
