int led_1=33;
int led_2=22;
int led_3=23;

int buzzer=21;

int poten=12;

int balon=0;

void setup() {
  pinMode(led_1, OUTPUT);
  pinMode(led_2, OUTPUT);
  pinMode(led_3, OUTPUT);
  pinMode(buzzer, OUTPUT);
  pinMode(poten, OUTPUT);
 
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
}

void loop() {
  balon=analogRead(poten);
if(balon>=100){
digitalWrite(led_1, HIGH);
tone(buzzer, 1000,3);
delay(1000);
}
if(balon<100){
  digitalWrite(led_1, LOW);
tone(buzzer, 1000);
delay(50);
}

if(balon<=100){
  digitalWrite(led_2, HIGH);

}

if(balon<=100){
  digitalWrite(led_2, LOW);
}

if(balon<=100){
  digitalWrite(led_3, HIGH);
}

if(balon<=100){
  digitalWrite(led_3, LOW);
}

}