int dragon=0;
int led1=23;
int ptm=34;
int buzzer=18;
int led2=22;
int led3=21;

void setup() {
 pinMode(led1, OUTPUT );
 pinMode(ptm, OUTPUT);
 pinMode(buzzer, OUTPUT);
pinMode(led2, OUTPUT);
pinMode(led3, OUTPUT);

  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
}

void loop() {
  dragon=analogRead(ptm);

  if(dragon>=100){
    digitalWrite(led1, HIGH);
    tone(buzzer,1000,3);
    delay(1000);
    
  }
  if(dragon<100){
    digitalWrite(led1, LOW);
  }
if(dragon<=200){
  digitalWrite(led2, HIGH);

tone(buzzer,1000);
delay(500);
}
if(dragon>200){
  digitalWrite(led2, LOW);
}
if(dragon>=300){
  digitalWrite(led3, HIGH);
  digitalWrite(led1, LOW);
}
if(dragon<300){
  digitalWrite(led3, LOW);
  digitalWrite(led1,HIGH);
}
}