Act 3

int leds[] = {2,3,4,5,6,7,8,9,10,11,12,13};
int currentled = 0;
int lastled = 11;
int add = 11;
int direction = 1;
int directionback = -1;
int y=12;
int z=0;

void setup() {
  for(int x=0; x<12; x++){
    pinMode(leds[x], OUTPUT);
  }
  Serial.begin(9600);
}

void loop() {
  sequence1();
  sequence2();
  sequence3();
  sequence4();
  sequence5();
  sequence6();

}

void sequence1(){
  for(int x=0; x<12; x++){
    digitalWrite(leds[x], LOW);
  }
  for(int i=0; i<1; i++){
    Serial.print("Sequence1,Cycle");
    Serial.println(i+1);
    for(int x=0; x<12; x++){
      digitalWrite(leds[x], HIGH);
      delay(200);
    }
    for(int x=0; x<12; x++){
      digitalWrite(leds[x], LOW);
      delay(200);
  }
}
  for(int x=0; x<12; x++){
    digitalWrite(leds[x], LOW);
  }
  delay(1000);
}

void sequence2(){
  for(int x=0; x<=12; x++){
    digitalWrite(leds[x], LOW);
  }
  for(int i=0; i<2; i++){
  Serial.print("Sequence2,Cycle");
  Serial.println(i+1);
  for(int x=0; x<12; x++){
    if(x % 2){
      digitalWrite(leds[x], HIGH);
    }
    else{digitalWrite(leds[x], LOW);
  }
  }
  delay(1000);
for(int x=0; x<12; x++){
  if((x & 0x01) == 0){
      digitalWrite(leds[x], HIGH);
    }
    else{digitalWrite(leds[x], LOW);
  }
}
delay(1000);
}
}

void sequence3(){
  int currentled = 0;
  int lastled = 11;
  for(int x=0; x<=12; x++){
    digitalWrite(leds[x], LOW);
  }
for(int i=0; i<3; i++){
   y = 12;
   z = 0;
  Serial.print("Sequence3,Cycle");
  Serial.println(i+1);
  for(int x=0; x<11; x++){
    for(int currentled=0; currentled<y; currentled++){
    digitalWrite(leds[currentled], HIGH);
    delay(20);
    }
    y += directionback;

    for(int lastled=12; lastled>z; lastled--){
    digitalWrite(leds[lastled], LOW);
      delay(20);
    }
 if(lastled == 10){lastled -= direction;}
    }
}
}

void sequence4(){
    for(int x=0; x<=12; x++){
    digitalWrite(leds[x], LOW);
  }
  for(int i=0; i<4; i++){
      Serial.print("Sequence4,Cycle");
      Serial.println(i+1);
      for(int x=0; x<5; x++){
      digitalWrite(leds[currentled], HIGH);
      digitalWrite(leds[lastled], HIGH);
            delay(500);
      currentled += direction;
  if(currentled == 5){direction = -1;}
  if(currentled == 0){direction = 1;}
  lastled += directionback;
  if(lastled == 11){directionback = -1;}
  if(lastled == 6){directionback = 1;}
      }
   for(int x=0; x<=12; x++){
   digitalWrite(leds[x], LOW);
  }
}
}

void sequence5(){
    for(int x=0; x<12; x++){
    digitalWrite(leds[x], LOW);
  }
  for(int i=0; i<5; i++){
      Serial.print("Sequence5,Cycle");
      Serial.println(i+1);
      for(int x=0; x<12; x++){
      digitalWrite(leds[x], HIGH);
      delay(200);
      digitalWrite(leds[x], LOW);
    }
  }
}

void sequence6(){
  for(int x=0; x<=12; x++){
    digitalWrite(leds[x], LOW);
  }
  for(int i=0; i<6; i++){
  Serial.print("Sequence6,Cycle");
  Serial.println(i+1);
  for(int x=0; x<12; x++){
    if(x % 2){
      digitalWrite(leds[x], HIGH);
      delay(100);
    }
  }
for(int x=0; x<12; x++){
  if((x & 0x01) == 0){
      digitalWrite(leds[x], HIGH);
      delay(100);
    }
  }
  delay(500);
  for(int x=0; x<12; x++){
    if(x % 2){
      digitalWrite(leds[x], LOW);
      delay(100);
    }
  }
for(int x=0; x<12; x++){
  if((x & 0x01) == 0){
      digitalWrite(leds[x], LOW);
      delay(100);
    }
  }
}
}