int red = 8;  // Red LED connected to pin 8
int btn = 12; // Button connected to pin 12

void setup() {
  // Initialize the pins
  pinMode(btn, INPUT_PULLUP);  // Enable internal pull-up resistor for the button
  pinMode(red, OUTPUT);        // Red LED as output
}

void loop() {
  // Read the button state
  int buttonState = digitalRead(btn);

  if (buttonState == HIGH) {  // If button is pressed (LOW because of the pull-up resistor)
    digitalWrite(red, HIGH);  // Turn on red LED
  } else {  // If button is not pressed (buttonState is HIGH)
    digitalWrite(red, LOW);   // Turn off red LED
  }
}































// int buzz = 9;
// int red = 8;
// int bed = 7;
// int btn = 12;

// void setup() {
//   // Initialize serial communication
//   Serial.begin(9600);

//   // Define pin modes
//   pinMode(btn, INPUT);
//   pinMode(buzz, OUTPUT);
//   pinMode(red, OUTPUT);
//   pinMode(bed, OUTPUT);
// }

// void loop() {
//   // Read the button state
//   int buttonState = digitalRead(btn);

//   // Check if the button is pressed
//   if (buttonState == HIGH) {
//     Serial.print("button pressed"); // Added missing semicolon
//     digitalWrite(buzz, HIGH);
//     delay(250); // Wait 250ms
//     digitalWrite(red, HIGH);
//     delay(500); // Wait 500ms
//     digitalWrite(bed, HIGH);
//     delay(1000); // Wait 1000ms

//     // Turn off all LEDs and buzzer after the sequence
//     digitalWrite(buzz, LOW);
//     digitalWrite(red, LOW);
//     digitalWrite(bed, LOW);
//   }
// }