Traffic Signal Light Simulator

#define LEDRED1 2
#define LEDYELLOW1 3
#define LEDGREEN1 4

#define LEDRED2 5
#define LEDYELLOW2 6
#define LEDGREEN2 7

#define LEDRED3 8
#define LEDYELLOW3 9
#define LEDGREEN3 10

#define LEDRED4 11
#define LEDYELLOW4 12
#define LEDGREEN4 13
void setup() 
{
    pinMode(LEDRED1, OUTPUT);
    pinMode(LEDYELLOW1, OUTPUT); 
    pinMode(LEDGREEN1, OUTPUT);
    pinMode(LEDRED2, OUTPUT); 
    pinMode(LEDYELLOW2, OUTPUT);
    pinMode(LEDGREEN2, OUTPUT);
    pinMode(LEDRED3, OUTPUT); 
    pinMode(LEDYELLOW3, OUTPUT);
    pinMode(LEDGREEN3, OUTPUT); 
    pinMode(LEDRED4, OUTPUT);
    pinMode(LEDYELLOW4, OUTPUT); 
    pinMode(LEDGREEN4, OUTPUT);
      
}
void loop()
{           digitalWrite(LEDRED4,HIGH);
            digitalWrite(LEDRED3,HIGH);
            digitalWrite(LEDRED2,HIGH);
            digitalWrite(LEDRED1,HIGH);
            
            digitalWrite(LEDYELLOW1,HIGH);
            delay(2000);
            digitalWrite(LEDGREEN1,HIGH);
            digitalWrite(LEDYELLOW1,LOW);
            digitalWrite(LEDRED1,LOW);
            delay(10000);
            digitalWrite(LEDGREEN1,LOW);
            digitalWrite(LEDRED1,HIGH);

            digitalWrite(LEDRED2,HIGH);
            
            digitalWrite(LEDYELLOW2,HIGH);
            delay(2000);
            digitalWrite(LEDGREEN2,HIGH);
            digitalWrite(LEDYELLOW2,LOW);
            digitalWrite(LEDRED2,LOW);
            delay(10000);
            digitalWrite(LEDGREEN2,LOW);
            digitalWrite(LEDRED2,HIGH);

            digitalWrite(LEDRED3,HIGH);
           
            digitalWrite(LEDYELLOW3,HIGH);
            delay(2000);
            digitalWrite(LEDGREEN3,HIGH);
            digitalWrite(LEDYELLOW3,LOW);
            digitalWrite(LEDRED3,LOW);
            delay(10000);
            digitalWrite(LEDGREEN3,LOW);
            digitalWrite(LEDRED3,HIGH);

            digitalWrite(LEDRED4,HIGH);
           
            digitalWrite(LEDYELLOW4,HIGH);
            delay(2000);
            digitalWrite(LEDGREEN4,HIGH);
            digitalWrite(LEDYELLOW4,LOW);
            digitalWrite(LEDRED4,LOW);
            delay(10000);
            digitalWrite(LEDGREEN4,LOW);
            digitalWrite(LEDRED4,HIGH);
            
}