int led=8;
int swi=10;


void setup()
 {
  pinMode(led,OUTPUT);
  pinMode(swi,INPUT);
  Serial.begin(9600);

}

void loop() 
{
  int status=digitalRead(swi);
  Serial.println(status);

  if(status==HIGH)
  {
    digitalWrite(led, HIGH);
    Serial.println("my led is on");
    delay(500);
  
  }
  else{
    digitalWrite(led, LOW);
    Serial.println("my led is off");
    delay(500);
  }
}