int led1 = 15;
int led2 = 2;
int led3 = 17;
int led4 = 16;
int led5 = 4;
void setup() {
  pinMode(led1, OUTPUT);
  pinMode(led2, OUTPUT); 
  pinMode(led3, OUTPUT);
  pinMode(led4, OUTPUT);
  pinMode(led5, OUTPUT);   
  Serial.begin(9600);
}

void loop() {
  digitalWrite(led1, HIGH); 
  delay(500);
  digitalWrite(led1, LOW); 
  digitalWrite(led2, HIGH); 
  delay(500);
  digitalWrite(led2, LOW);
  digitalWrite(led3, HIGH); 
  delay(500);
  digitalWrite(led3, LOW);
  digitalWrite(led4, HIGH); 
  delay(500);
  digitalWrite(led4, LOW);
  digitalWrite(led5, HIGH); 
  delay(500);
  digitalWrite(led5, LOW);
  digitalWrite(led4, HIGH); 
  delay(500);
  digitalWrite(led4, LOW);
  digitalWrite(led3, HIGH); 
  delay(500);
  digitalWrite(led3, LOW);
  digitalWrite(led2, HIGH); 
  delay(500);
  digitalWrite(led2, LOW);
  
  
  delay(500);
digitalWrite(led1, HIGH); delay(500);
digitalWrite(led2, HIGH); delay(500);
digitalWrite(led3, HIGH); delay(500);
digitalWrite(led4, HIGH); delay(500);
digitalWrite(led5, HIGH); delay(500);
digitalWrite(led1, LOW); 
digitalWrite(led2, LOW);
digitalWrite(led3, LOW);
digitalWrite(led4, LOW);
digitalWrite(led5, LOW);
delay(500);
digitalWrite(led1, HIGH); delay(500);
digitalWrite(led2, HIGH); delay(500);
digitalWrite(led3, HIGH); delay(500);
digitalWrite(led4, HIGH); delay(500);
digitalWrite(led5, HIGH); delay(500);
digitalWrite(led1, LOW); 
digitalWrite(led2, LOW);
digitalWrite(led3, LOW);
digitalWrite(led4, LOW);
digitalWrite(led5, LOW);

delay(500);
digitalWrite(led5, HIGH); delay(500);
digitalWrite(led4, HIGH); delay(500);
digitalWrite(led3, HIGH); delay(500);
digitalWrite(led2, HIGH); delay(500);
digitalWrite(led1, HIGH); delay(500);
digitalWrite(led1, LOW); 
digitalWrite(led2, LOW);
digitalWrite(led3, LOW);
digitalWrite(led4, LOW);
digitalWrite(led5, LOW);
delay(1000);

}

void ioop() 
  ledMotion();
  turnLft();
  turnRight();