const int BUTTON_PIN = 4;
volatile unsigned long lastInterruptTime = 0;
volatile unsigned long lastInterruptTime2 = 0;
bool buttonPressed = false;
int count = 0;

void IRAM_ATTR handleButtonInterrupt() {
  if (millis() - lastInterruptTime > 50) {
    buttonPressed = true;
    lastInterruptTime = millis();
  }
}

void setup() {
  Serial.begin(9600);
  pinMode(BUTTON_PIN, INPUT_PULLUP);
  attachInterrupt(digitalPinToInterrupt(BUTTON_PIN), handleButtonInterrupt, CHANGE);
}

void loop() {
  if (buttonPressed) {
    buttonPressed = false;
    count++;
    if (millis() - lastInterruptTime2 > 200) {
      count++;
      lastInterruptTime2 = millis();
    }
  }
}