int ledPin=13;

int inPin=11;

int val=0;

 

void setup() {

  // put your setup code here, to run once:

  pinMode(inPin, INPUT);

  pinMode(ledPin, OUTPUT);

}

 

void loop() {

  // put your main code here, to run repeatedly:

  val=digitalRead(inPin);

  digitalWrite(ledPin,val);

}