void loop()
{
if (digitalRead(3))
servo1.write(24);
else
servo1.write(0);
if (digitalRead(x))
servo2.write(24);
else
servo2.write(0);
if (digitalRead(y))
servo3.write(24);
else
servo3.write(0);
if (digitalRead(z))
servo4.write(24);
else
servo4.write(0);
}