int count_time = 0;
bool lastButtonState = false;

void setup() {
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  pinMode(33, INPUT_PULLUP);
  pinMode(27, OUTPUT);
  pinMode(2, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(16, OUTPUT);
  pinMode(17, OUTPUT);
  
  // Initialize all LEDs to OFF
  digitalWrite(27, LOW);
  digitalWrite(2, LOW);
  digitalWrite(4, LOW);
  digitalWrite(16, LOW);
  digitalWrite(17, LOW);
}

void loop() {
  delay(10);
  
  boolean currentButtonState = !digitalRead(33);
  
  // Check for button press (transition from not pressed to pressed)
  if (currentButtonState == true && lastButtonState == false) {
    // Increment counter on each new press
    count_time++;
    
    // Reset after 5 presses
    if (count_time > 5) {
      count_time = 1;
    }
    
    Serial.print("Button pressed. Count: ");
    Serial.println(count_time);
  }
  
  // Turn on the appropriate LED based on count_time when button is pressed
  if (currentButtonState == true) {
    // Button is currently pressed - turn on the selected LED
    digitalWrite(27, (count_time == 1) ? HIGH : LOW);
    digitalWrite(2, (count_time == 2) ? HIGH : LOW);
    digitalWrite(4, (count_time == 3) ? HIGH : LOW);
    digitalWrite(16, (count_time == 4) ? HIGH : LOW);
    digitalWrite(17, (count_time == 5) ? HIGH : LOW);
  } else {
    // Button is released - turn off ALL LEDs
    digitalWrite(27, LOW);
    digitalWrite(2, LOW);
    digitalWrite(4, LOW);
    digitalWrite(16, LOW);
    digitalWrite(17, LOW);
  }
  
  lastButtonState = currentButtonState;
}