#include <Servo.h>

int pos = 0;
int btn = 2;
Servo servo;
void setup() {
  // put your setup code here, to run once:
  pinMode(btn, INPUT);
  // pinMode(12, OUTPUT);
  pinMode(13, OUTPUT);
  servo.attach(6);
  Serial.begin(9600);

}

void loop() {
  servo.write(0);
  // put your main code here, to run repeatedly:
  // int a = digitalRead(3);
  if(digitalRead(btn) == HIGH){
    pos++;
    while(digitalRead(btn) == HIGH){
      delay(1000);
    }
  }
  Serial.println(pos);

  if(pos > 2){
    pos = 0;
  }

  if(pos == 1){
    servo.write(180);
    digitalWrite(12, 0);
    digitalWrite(13, 1);
    delay(250);
    servo.write(0);
    delay(250);
  }else if(pos == 2){
    digitalWrite(13, 0);
    servo.write(45);
    delay(250);
  }
  // else if(pos == 0){
  //   pos = 0;
  // }
}