#define LED_1 15
#define LED_2 2
#define LED_3 0
#define LED_4 4
#define LED_5 16
#define LED_6 17
#define POTEN 12

int leds[] = {LED_1, LED_2, LED_3, LED_4,LED_5, LED_6};

void setup() {
  for (int i = 0; i < sizeof(leds); i++)
  {
    pinMode(leds[i], OUTPUT);
  }
  pinMode(POTEN, INPUT);
 
  Serial.begin(115200);
}

void loop() {
  int value = map(analogRead(POTEN), 0, 4095, 0, 6);
  Serial.println(value);
  for (int i = 0; i < sizeof(leds) / sizeof(leds[i]); i++)
  {
    if (value > i)digitalWrite(leds[i], HIGH);
    else digitalWrite(leds[i], LOW);
  }
  delay(50);
}