int premuto =0;
void setup() {
  // put your setup code here, to run once:
pinMode(5, INPUT);
pinMode(13, OUTPUT);
pinMode(12, OUTPUT);
pinMode(11, OUTPUT);
pinMode(10, OUTPUT);
Serial.begin(9600);
}

void loop() {
  // put your main code here, to run repeatedly:
if (digitalRead(5)==1){
  premuto = premuto+1;
  delay(500);
}
if (premuto>=5){
  premuto = 0;
}
Serial.println(premuto);
if (premuto==0){
  digitalWrite(13, LOW);
  digitalWrite(12, LOW);
  digitalWrite(11, LOW);
  digitalWrite(10, LOW);
}
if(premuto==1){
  digitalWrite(13, HIGH);
}
if(premuto==2){
  digitalWrite(12, HIGH);
}
if(premuto==3){
  digitalWrite(11, HIGH);
}
if(premuto==4){
  digitalWrite(10, HIGH);
}

}