#define LED11 22
#define switch11 18
void setup() {
  // put your setup code here, to run once:
  pinMode(LED11, OUTPUT);
  pinMode(switch11, INPUT_PULLUP);
  Serial.begin(9600);
 
}

void loop() {
  // put your main code here, to run repeatedly:
  int buttonState=digitalRead(switch11);
  if(buttonState ==0)
  {
    digitalWrite(LED11, HIGH);
    Serial.println("SWITCH ON, LED ON");
  }
   else if(buttonState==1)
   {
    digitalWrite(LED11,LOW);
    Serial.println("SWITCH OFF, LED OFF");
   }

}