For Starjik

gistfile1.txt

list<int> usedNum;

main(){

object1.number = getRandom();
object2.number = getRandom();
... etc

}

int getRandom(){
  int number = random.randomInt(4);
  
  while(isUsed(number)){
    number = new random.randomInt(4);
  }

  usedNum.add(number);
  return number;
}

boolean isUsed(int number){
return usedNum.contains(number);
}