void setup()
{
 // Carrega a fonte Arial com tamanho 20
 textFont(createFont("Arial", 20));
 // Alinha o texto
 textAlign(CENTER);
 frameRate(5);
}
void draw()
{
 background(100);
 text("3", 10+frameCount*0.5, 20+frameCount*3);
 text("2", 45-frameCount*2, 50+frameCount*3);
 text("1", 90-frameCount*7, 60-frameCount*5);
}