int nivel1;
int nivel2;
void setup() {
  // put your setup code here, to run once:
  pinMode(13, OUTPUT);
  pinMode(11, OUTPUT);
  pinMode(12, OUTPUT);
  pinMode(10, OUTPUT);
  pinMode(9, OUTPUT);
  pinMode(8, OUTPUT);
  pinMode(7, OUTPUT);
  pinMode(2, INPUT);
  pinMode(4, INPUT);
  Serial.begin(9600);
}

void loop() {
  // put your main code here, to run repeatedly:
  nivel2 = digitalRead(2);
  Serial.print(nivel2);
  nivel1= digitalRead(4);
  Serial.print(nivel1);
  Serial.println();
  if(nivel2 == 1){

    digitalWrite(13, LOW);
    digitalWrite(12, LOW);
    digitalWrite(11, LOW);
    digitalWrite(10, HIGH);
    digitalWrite(9, HIGH);
    digitalWrite(8, LOW);
    digitalWrite(7, LOW);
  }
  else if(nivel1==1){
    
    digitalWrite(13, LOW);
    digitalWrite(10, HIGH);
    digitalWrite(11, LOW);
    digitalWrite(12, LOW);
    digitalWrite(9, LOW);
    digitalWrite(8, LOW);
    digitalWrite(7, HIGH);
  } else{
    digitalWrite(13, HIGH);
    digitalWrite(12, HIGH);
    digitalWrite(10, HIGH);
    digitalWrite(11, HIGH);
    digitalWrite(9, HIGH);
    digitalWrite(8, HIGH);
    digitalWrite(7, HIGH);
  }
}