#define ledr  13
#define ledy  12
#define ledg  11
#define ledr2 10
#define ledy2 9
#define ledg2 8
#define ledr3 7
#define ledy3 6
#define ledg3 5

void setup() {
  pinMode(ledr, OUTPUT);
  pinMode(ledy, OUTPUT);
  pinMode(ledg, OUTPUT);
  pinMode(ledr2, OUTPUT);
  pinMode(ledy2, OUTPUT);
  pinMode(ledg2, OUTPUT);
  pinMode(ledr3, OUTPUT);
  pinMode(ledy3, OUTPUT);
  pinMode(ledg3, OUTPUT);

}

void loop() {
  digitalWrite(ledr, HIGH);
  digitalWrite(ledr2, HIGH);
  digitalWrite(ledg3, HIGH);
  digitalWrite(ledr3, LOW);
  digitalWrite(ledg, LOW);
  digitalWrite(ledg2, LOW);
  digitalWrite(ledy, LOW);
  digitalWrite(ledy2, LOW);
  digitalWrite(ledy3, LOW);
  delay(4000);

  digitalWrite(ledy3, HIGH);
  digitalWrite(ledg3, LOW);
  delay(1000);

  digitalWrite(ledr3, HIGH);
  digitalWrite(ledy3, LOW);
  delay(1000);

  digitalWrite(ledy, HIGH);
  digitalWrite(ledr, LOW);
  delay(1000);

  digitalWrite(ledg, HIGH);
  digitalWrite(ledy, LOW);
  delay(4000);

  digitalWrite(ledg, LOW);
  digitalWrite(ledy, HIGH);
  delay(1000);

  digitalWrite(ledr, HIGH);
  digitalWrite(ledy, LOW);
  delay(1000);

  digitalWrite(ledy2, HIGH);
  digitalWrite(ledr2, LOW);
  delay(1000);

  digitalWrite(ledg2, HIGH);
  digitalWrite(ledy2, LOW);
  delay(4000);

  digitalWrite(ledy2, HIGH);
  digitalWrite(ledg2, LOW);
  delay(1000);

  digitalWrite(ledr2, HIGH);
  digitalWrite(ledy2, LOW);
  delay(1000);

  digitalWrite(ledy3, HIGH);
  digitalWrite(ledr3, LOW);
  delay(1000);

  digitalWrite(ledy3, LOW);
}