void setup() {
  // put your setup code here, to run once:
  pinMode(10, OUTPUT);
  pinMode(8, INPUT_PULLUP);
  Serial.begin(9600);
}

int counter = 0;

void loop() {
  // put your main code here, to run repeatedly:
  int switchState  = digitalRead(8);
  
  if(switchState  == 0)
  {
    digitalWrite(10, HIGH);
    Serial.println("SWITCH ON, LED ON");
    counter = counter + 1;
    Serial.println(counter);
    delay(1000);
  }else{
    digitalWrite(10, LOW);
    Serial.println("Switch OFF, LED OFF");
  }
}