void setup() {
  // put your setup code here, to run once:

for(int i=2;i<10;i++)
   pinMode(i, OUTPUT);

}

void loop() {
  // put your main code here, to run repeatedly:
/*  for(int i=2;i<8;i++)
  {
    digitalWrite(i, HIGH);
    delay(200);
    digitalWrite(i, LOW);
  }*/
digitalWrite(2, HIGH);//a 
digitalWrite(3, HIGH);//b
digitalWrite(4, 0);//c
digitalWrite(5, HIGH);//d
digitalWrite(6, HIGH);//e
digitalWrite(7, 0);//f
digitalWrite(8, HIGH);//g

delay(2000);

digitalWrite(2, 0);//a 
digitalWrite(3, 1);//b
digitalWrite(4, 1);//c
digitalWrite(5, 0);//d
digitalWrite(6, 0);//e
digitalWrite(7, 0);//f
digitalWrite(8, 0);//g

delay(2000);





}