g.drawLine(29, 13, 29, 27);
g.setColor(gate0);
g.drawLine(20, 35, 20, 40);
GraphicsUtil.switchToWidth(g, 1);
g.drawOval(18, 30, 4, 4);
g.drawLine(10, 30, 30, 30);
GraphicsUtil.switchToWidth(g, Wire.WIDTH);
g.setColor(gate1);
g.drawLine(20, 9, 20, 0);