#define button A1
#define led 2


void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  pinMode(led, OUTPUT);
  pinMode(button, INPUT);

  digitalWrite(led, LOW);
  digitalWrite(button, LOW);


}

void loop() {
  // put your main code here, to run repeatedly:

  if(digitalRead(button)==HIGH){

    digitalWrite(led, HIGH);


  }else if(digitalRead(button)==LOW){
    digitalWrite(led, LOW);
  }



}