float x,y; // declare two variables called "x" and "y"
// x and y are float == floating point numbers

size(300,300);

x=50;
y=150;


curve(50,50, x,y, 250,200, 150,250);
bezier(50,50, x,y, 250,200, 150,250);

ellipseMode(CENTER_DIAMETER);
ellipse(50,50, 10,10);
ellipse(x,y, 10,10);
ellipse(250,200, 10,10);
ellipse(150,250, 10,10);