class Leds{
  private:
  byte index;
  byte *leds;
 void PinMode(){
  for(size_t i = 0; i <index; i++){
    pinMode(leds[i], OUTPUT);
  }
 }
  public:
  Leds ( byte ledsP[],byte indexP){
leds = ledsP;
index = indexP;
PinMode();
  }

void HighInline(int time){
    for(size_t i = 0; i <index; i++){
    digitalWrite(leds[i], HIGH);
    delay(time);
  }
}

void LowInline(int time){
    for(size_t i = 0; i <index; i++){
    digitalWrite(leds[i], LOW);
    delay(time);
  }
}

void Blink(int time){
  for(size_t i=0;i<index;i++ ){
    digitalWrite(leds[i], HIGH);
  }
     delay(time);
    for(size_t i=0;i<index;i++ ){
    digitalWrite(leds[i], LOW);
  }
     delay(time);
}

void Snake(int time){
    for(size_t i = 0; i <index; i++){
    digitalWrite(leds[i], HIGH);
    delay(time);
  }    
  for(size_t i = 0; i <index; i++){
    digitalWrite(leds[i], LOW);
    delay(time);
  }


}


void ZigZag(int time){
     for(size_t i = 0; i <index; i++){
    digitalWrite(leds[i], HIGH);
    delay(time);
  }    
  for(size_t i = 0; i <=index; i++){
    digitalWrite(leds[index-i], LOW);
    delay(time);
  }
 delay(time);
}

};

byte ld[]{2,3,4,5,6,7};
Leds leds(ld,6);





void setup() {
  // put your setup code here, to run once:


}

void loop() {
  // put your main code here, to run repeatedly:
leds.HighInline(200);
leds.LowInline(200);
leds.Blink(200);
leds.Snake(200);
leds.ZigZag(50);


}