#include <Servo.h>
int pin =11;
Servo s;
void setup() {
  // put your setup code here, to run once:
s.attach(pin);
}

void loop() {
  

for (int i = 0; i <= 180; i++) {
    s.write(i);      // Move servo to i degrees
    delay(30);       // Wait for the servo to reach the position
  }
}
// put your main code here, to run repeatedly:
// s.write(0);
// delay(2000);
// s.write(90);
// delay(2000);
// s.write(180);
// delay(2000);
// s.write(90);
// delay(2000);
// s.write(0);
// delay(2000);