#include <Servo.h>
Servo servo5;
Servo servo6;
void setup() {
  servo5.attach(5);
  servo6.attach(6);
  servo5.write(90);
  servo6.write(90);
}
void loop() {
  delay(3000);
  for (int count = 0; count < 4; count++) {
    servo5.write(0);
    servo6.write(180);
    delay(450);
    servo5.write(180);
    servo6.write(0);
    delay(450);
  }
}