void setup() {
  pinMode(27, INPUT_PULLUP);
  pinMode(26, INPUT_PULLUP);
  pinMode(25, INPUT_PULLUP);
  pinMode(19, OUTPUT);
  pinMode(18, OUTPUT);
  pinMode(5, OUTPUT);
}


void loop() {
  if (digitalRead(27) == 0) {
    digitalWrite(19, 1);
  } else {
    digitalWrite(19, 0);
  }


  if (digitalRead(26) == 0) {
    digitalWrite(18, 1);
  } else {
    digitalWrite(18, 0);
  }
 
  if (digitalRead(25) == 0) {
    digitalWrite(5, 1);
  } else {
    digitalWrite(5, 0);
  }
}