// declaring the pin 
const int buttonPin = 12;
const int ledPin = 11;
const int ledPin2 = 10;
const int ledPin3 = 4;
int buttonState = 0;

void setup() {
  // put your setup code here, to run once:
  pinMode(ledPin, OUTPUT);
    pinMode(ledPin2, OUTPUT);
      pinMode(ledPin3, OUTPUT);
  pinMode(buttonPin, INPUT);

}

void loop() {
  buttonState = digitalRead(buttonPin);
  if(buttonState == HIGH){
    digitalWrite(ledPin, HIGH);
      digitalWrite(ledPin2, HIGH);
        digitalWrite(ledPin3, HIGH);
  }else{
    digitalWrite(ledPin, LOW);
      digitalWrite(ledPin2, LOW);
        digitalWrite(ledPin3, LOW);
  }
  // put your main code here, to run repeatedly:

}