void setup() {
  pinMode(2, INPUT);
  pinMode(13, OUTPUT);
  pinMode(12, OUTPUT);
  Serial.begin(9600);
}

void loop() {
  int button=digitalRead(2);
  if(button==1){
    digitalWrite(13, HIGH);
    digitalWrite(12, LOW);
    delay(1000);
    digitalWrite(13, LOW);
  }
  else{
    digitalWrite(12, HIGH);
  }
}