// C++ code
unsigned long currentMillis = 0;
unsigned long defaultM = 0;
const long defaultInterval = 200; 

int knightRider[] = {0,1,2,3,4,5,6,5,4,3,2,1};
const long knightRiderInterval = 50; 
int knightRiderL = 0;
unsigned long knightRiderM = 0;
 
int leftTurn[] = {3,2,1,0};
const long leftTurnInterval = 1000; 
int leftTurnL = 3;
unsigned long leftTurnM = 0; 

int rightTurn[] = {3,4,5,6};
const long rightInterval = 1000; 
int rightTurnL = 3;
unsigned long rightTurnM = 0; 

void setup()
{
  pinMode(0, OUTPUT);
  pinMode(1, OUTPUT);
  pinMode(2, OUTPUT);
  pinMode(3, INPUT);
  pinMode(4, INPUT);
}

void Pin(byte p0, byte p1, byte p2){
  if(p0==1){
    digitalWrite(0, HIGH);
  }else{
    digitalWrite(0, LOW);
  }
  if(p1==1){
    digitalWrite(1, HIGH);
  }else{
    digitalWrite(1, LOW);
  }
  if(p2==1){
    digitalWrite(2, HIGH);
  }else{
    digitalWrite(2, LOW);
  }
}
void PinSet(int setId){
  switch(setId){
    case 0:
    Pin(0,0,0);
    break;
    case 1:
    Pin(0,0,1);
    break;
    case 2:
    Pin(0,1,0);
    break;
    case 3:
    Pin(0,1,1);
    break;
    case 4:
    Pin(1,0,0);
    break;
    case 5:
    Pin(1,0,1);
    break;
    case 6:
    Pin(1,1,0);
    break;
    case 7:
    Pin(1,1,1);
    break;
  }
}
void loop()
{
    for(int i = 0; i<12;i++){
      delay(50);
      PinSet(knightRider[knightRiderL+=1]);
      if(knightRiderL >= 11) knightRiderL = -1;
    }       
}