// By Nissanka MD COTM

#define pinDP 2
#define pinC  3
#define pinD  4
#define pinE  5
#define pinG  6
#define pinF  7
#define pinA  8
#define pinB  9

void allOff(){
  for (int i=2; i<10; i++){
        digitalWrite(i,LOW);
    }
}

void allOn(){
  for (int i=2; i<10; i++){
        digitalWrite(i,HIGH);
    }
}

void one(){
  allOff();
  digitalWrite(pinB,HIGH);
  digitalWrite(pinC,HIGH);
}


void three(){
  allOn();
  digitalWrite(pinE,LOW);
  digitalWrite(pinF,LOW);
}


  void setup() {
for (int i=2; i<10; i++){
        pinMode(i,OUTPUT);
    }


}

void loop() {
  // put your main code here, to run repeatedly:
three();
delay(1500);
allOff();
one();
delay(1500);
allOff();
  


}