gistfile1.txt

int led1 = 1;
int led2 = 2;
int led3=3 ;
int led4=4;
int led5=5;
int led6=6;
int led7=7;
int led8=8;
int led9=9;
int led10=10;
int led11=11;
int led12=12;

// the setup routine runs once when you press reset:
void setup() {                
  // initialize the digital pin as an output.

pinMode(led1, OUTPUT);
pinMode(led2, OUTPUT);
pinMode(led3, OUTPUT);
pinMode(led4, OUTPUT);
pinMode(led5, OUTPUT);
pinMode(led6, OUTPUT);
pinMode(led7, OUTPUT);
pinMode(led8, OUTPUT);
pinMode(led9, OUTPUT);
pinMode(led10, OUTPUT);
pinMode(led11, OUTPUT);
pinMode(led12,OUTPUT);
}

// the loop routine runs over and over again forever:
void loop() {
//BELOW IS MY EXPERIMENTAL SECTION WHERE I CHANGE THE VALUES OF EACH PIN ONE BY ONE IN ORDER TO TROUBLESHOOT
//  digitalWrite(led1,LOW);
//  digitalWrite(led2,LOW);
//  digitalWrite(led3,LOW);
//  digitalWrite(led4,LOW);
//  digitalWrite(led5,LOW);
//  digitalWrite(led6,LOW);
//  digitalWrite(led7,LOW);
//  digitalWrite(led8,LOW);
//  digitalWrite(led9,LOW);
//  digitalWrite(led10,LOW);
//  digitalWrite(led11,LOW);
//  digitalWrite(led12,LOW);
//BELOW IS THE CODE FOR AN ALTERNATING PATTERN. THIS PATTERN WAS SHOWN IN MY VIDEOS. 
digitalWrite(led1,HIGH);
 digitalWrite(led2,LOW);
 digitalWrite(led3,LOW);
 digitalWrite(led4,LOW);
 digitalWrite(led5,HIGH);
 digitalWrite(led6,LOW);
 digitalWrite(led7,LOW);
 digitalWrite(led8,LOW);
 digitalWrite(led9,HIGH);
 digitalWrite(led10,LOW);
 digitalWrite(led11,LOW);
 digitalWrite(led12,LOW);
 delay(500);
 digitalWrite(led1, LOW);
 digitalWrite(led2,HIGH);
 digitalWrite(led5,LOW);
 digitalWrite(led6,HIGH);
 digitalWrite(led8,LOW);
 digitalWrite(led9,LOW);
 digitalWrite(led10,HIGH);
 digitalWrite(led11,LOW);
 digitalWrite(led12,LOW);
 delay(500);
 digitalWrite(led2,LOW);
 digitalWrite(led3,HIGH);
 digitalWrite(led5,LOW);
 digitalWrite(led6,LOW);
 digitalWrite(led7,HIGH);
 digitalWrite(led8,LOW);
 digitalWrite(led9,LOW);
 digitalWrite(led10,LOW);
 digitalWrite(led11,HIGH);
 digitalWrite(led12,LOW);
 delay(500);
 digitalWrite(led2,LOW);
 digitalWrite(led3,LOW);
 digitalWrite(led4,HIGH);
 digitalWrite(led5,LOW);
 digitalWrite(led6,LOW);
 digitalWrite(led7,LOW);
 digitalWrite(led8,HIGH);
 digitalWrite(led11,LOW);
 digitalWrite(led12,HIGH);
 delay(500);