const int irSensorPin = 2; // IR sensor pin
const int buzzerPin = 9;   // Buzzer pin
const int ledPin = 8;      // LED pin

void setup() {
  pinMode(irSensorPin, INPUT);
  pinMode(buzzerPin, OUTPUT);
  pinMode(ledPin, OUTPUT);
  Serial.begin(9600); // Initialize serial communication for debugging
}

void loop() {
  int sensorValue = digitalRead(irSensorPin);
  Serial.println(sensorValue); // Print sensor value to serial monitor
  if (sensorValue == HIGH) {
    digitalWrite(buzzerPin, HIGH); // Turn on buzzer
    digitalWrite(ledPin, HIGH);    // Turn on LED
  } else {
    digitalWrite(buzzerPin, LOW);  // Turn off buzzer
    digitalWrite(ledPin, LOW);     // Turn off LED
  }
  delay(100); // Small delay to avoid rapid switching
}