const int irSensorPin = 11;     // IR sensor connected to digital pin 5
const int ledPin = 13;         // LED connected to pin 13 (onboard LED)

void setup() {
  pinMode(irSensorPin, INPUT);   // Set IR sensor pin as input
  pinMode(ledPin, OUTPUT);       // Set LED pin as output
  
  Serial.begin(9600);            // Initialize Serial Monitor
}

void loop() {
  int motionDetected = digitalRead(irSensorPin);  // Read the IR sensor state
  
  if (motionDetected == HIGH) {                   // Motion detected
    Serial.println("IOT PROJECT GIRLS!");           // Print status
    digitalWrite(ledPin, HIGH);                   // Turn on LED
  } else {
    Serial.println("IOT PROJECT GIRLS.");        // Print status
    digitalWrite(ledPin, LOW);                    // Turn off LED
  }
  
  delay(100);  // Short delay for readability
}