// https://wokwi.com/projects/424431180303060993

const byte theButton = 3;
const byte theLED = 6;

# define PRESST LOW

void setup() {
  Serial.begin(115200);
  Serial.println("\nbounce house\n");

  pinMode(theButton, INPUT_PULLUP);
  pinMode(theLED, OUTPUT);
}

unsigned long currentMillis;

void loop()
{
  currentMillis = millis();

  bogusButtonHandler();
}

int counter;
bool buttonPressed;
unsigned long lastPressTime;

void bogusButtonHandler()
{
  bool buttonState = digitalRead(theButton) == PRESST;

  if (!buttonState) {
    buttonPressed = false;
    return;
  }

  if (!buttonPressed && currentMillis - lastPressTime > 100) {
    buttonPressed = true;
    lastPressTime = currentMillis;

// count and report button press, toggle the LED
    counter++;
    Serial.print("press number ");
    Serial.print(counter);
    Serial.println(" detected.");

    digitalWrite(theLED, digitalRead(theLED) == HIGH ? LOW : HIGH);
  }
}