void setup() {
 pinMode(15, OUTPUT);
 pinMode(16, OUTPUT);
 pinMode(17, OUTPUT);
 Serial.begin(9600);

  pinMode(12, OUTPUT);
 pinMode(12, OUTPUT);
 pinMode(17, OUTPUT);
 Serial.begin(9600);
}
void loop() {
 for (int i=0; i<5; i++) {
   Serial.println("Red-stop");
   Serial.println("Time");
   Serial.println(i);
 digitalWrite(15, HIGH);
 delay(1000);
 digitalWrite(15, LOW);
 delay(1000);
 }
  for (int i=0; i<5; i++) {
   Serial.println("Red-stop");
   Serial.println("Time");
   Serial.println(i);
 digitalWrite(12, HIGH);
 delay(1000);
 digitalWrite(12, LOW);
 delay(1000);
 }

 for(int i=0; i<4; i++) {
   Serial.println("Yellow-wait");
    Serial.println("Time");
     Serial.println("i");
 digitalWrite(16, HIGH);
 delay(2000);
 digitalWrite(16, LOW);
 delay(2000);
 }
  for (int i=0; i<5; i++) {
   Serial.println("Red-stop");
   Serial.println("Time");
   Serial.println(i);
 digitalWrite(14, HIGH);
 delay(1000);
 digitalWrite(14, LOW);
 delay(1000);
 }
  for(int i=0; i<3; i++) {
    Serial.println("Green-Go guys");
     Serial.println("Time");
     Serial.println("i");
      digitalWrite(17, HIGH);
      delay(1000);
   digitalWrite(17, LOW);
   delay(1000);
    for (int i=0; i<5; i++) {
   Serial.println("Red-stop");
   Serial.println("Time");
   Serial.println(i);
 digitalWrite(27, HIGH);
 delay(1000);
 digitalWrite(27, LOW);
 delay(1000);
 }
}
 }