int led =11;
int button =8;
int buttonstate=0;
void setup()
{
  pinMode(led, OUTPUT);
  pinMode(button , INPUT);

}
void loop()
{
  buttonstate=digitalRead(button);
  if(buttonstate==HIGH)
  {
    digitalWrite(led, HIGH);

  }
  else
  {
    digitalWrite(led , LOW);
  }
}