//MARYAM KHALID 
int switchState = 0;

void setup() {
  pinMode(2, INPUT);    // Set pin 2 as INPUT for the switch
  pinMode(3, OUTPUT);   // Set pin 3 as OUTPUT
  pinMode(4, OUTPUT);   // Set pin 4 as OUTPUT
  pinMode(5, OUTPUT);   // Set pin 5 as OUTPUT
}

void loop() {
  switchState = digitalRead(2); // Read the state of the switch (HIGH or LOW)

  if (switchState == LOW) {
    digitalWrite(3, HIGH);
    digitalWrite(4, HIGH);
    digitalWrite(5, HIGH);
  } else {
    digitalWrite(3, LOW);
    digitalWrite(4, LOW);
    digitalWrite(5, HIGH);
    delay(250);
    digitalWrite(4, HIGH);
    digitalWrite(5, LOW);
    delay(250);
  }
}