//Домашна работа 1 а)
int crvenaLED = 3;
int zoltaLED = 7;
int zelenaLED = 12;
int pauza = 1000;

void setup () {
  pinMode (crvenaLED, OUTPUT);
  pinMode (zoltaLED, OUTPUT);	
  pinMode (zelenaLED, OUTPUT);
}

void loop () {
  digitalWrite (crvenaLED, HIGH);
  delay(pauza);
  digitalWrite (crvenaLED, LOW);
  delay(pauza);

  digitalWrite (zoltaLED, HIGH);
  delay(pauza);
  digitalWrite (zoltaLED, LOW);
  delay(pauza);

  digitalWrite (zelenaLED, HIGH);
  delay(pauza);
  digitalWrite (zelenaLED, LOW);
  delay(pauza);
}