// 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

bool A;
bool B;
bool C;
bool D;
bool E;
bool F;
bool G;
bool Dp;

void writeDisplay(){
  digitalWrite(pinA,A);
  digitalWrite(pinB,B);
  digitalWrite(pinC,C);
  digitalWrite(pinD,D);
  digitalWrite(pinE,E);
  digitalWrite(pinF,F);
  digitalWrite(pinG,G);
  digitalWrite(pinDp,Dp);

}


void allOff(){
  A=LOW;
  B=LOW;
  C=LOW;
  D=LOW;
  E=LOW;
  F=LOW;
  G=LOW;
  Dp=LOW;
  //writeDisplay();
}

void allOn(){
  A=HIGH;
  B=HIGH;
  C=HIGH;
  D=HIGH;
  E=HIGH;
  F=HIGH;
  G=HIGH;
  Dp=HIGH;
  //writeDisplay();
}

void allOnWrite(){
  allOn();
  writeDisplay();
}

void allOffWrite(){
  allOff();
  writeDisplay();
}

void one(){
  allOff();
  B=HIGH;
  C=HIGH;
  writeDisplay();
}


void three(){
  allOn();
  E=LOW;
  F=LOW;

  writeDisplay();
}


  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);

one();
delay(1500);

  


}