void setup() {
  // put your setup code here, to run once:
  pinMode(3,OUTPUT); //A
  pinMode(4,OUTPUT); //B
  pinMode(5,OUTPUT); //C
  pinMode(6,OUTPUT); //D
  pinMode(7,OUTPUT); //E
  pinMode(1,OUTPUT); //F
  pinMode(2,OUTPUT); //G
}

void loop() {
  // put your main code here, to run repeatedly:
  //display 0
  digitalWrite(3,LOW); //A
  digitalWrite(4,LOW); //B
  digitalWrite(5,LOW); //C
  digitalWrite(6,LOW); //D
  digitalWrite(7,LOW); //E
  digitalWrite(1,LOW); //F
  digitalWrite(2,HIGH); //G
  delay(1000);
  //DISPLAY 1
  digitalWrite(3,HIGH); //A
  digitalWrite(4,LOW); //B
  digitalWrite(5,LOW); //C
  digitalWrite(6,HIGH); //D
  digitalWrite(7,HIGH); //E
  digitalWrite(1,HIGH); //F
  digitalWrite(2,HIGH); //G
  delay(1000);
  // //DISPLAY 2
  digitalWrite(3,0); //A
  digitalWrite(4,0); //B
  digitalWrite(5,1); //C
  digitalWrite(6,0); //D
  digitalWrite(7,0); //E
  digitalWrite(1,1); //F
  digitalWrite(2,0); //G
  delay(1000);
  // //DISPLAY 3
  digitalWrite(3,0); //A
  digitalWrite(4,0); //B
  digitalWrite(5,0); //C
  digitalWrite(6,0); //D
  digitalWrite(7,1); //E
  digitalWrite(1,1); //F
  digitalWrite(2,0); //G
  delay(1000);
  // //DISPLAY 4
  digitalWrite(3,1); //A
  digitalWrite(4,0); //B
  digitalWrite(5,0); //C
  digitalWrite(6,1); //D
  digitalWrite(7,1); //E
  digitalWrite(1,0); //F
  digitalWrite(2,0); //G
  delay(1000);
  // //DISPLAY 5
  digitalWrite(3,0); //A
  digitalWrite(4,1); //B
  digitalWrite(5,0); //C
  digitalWrite(6,0); //D
  digitalWrite(7,1); //E
  digitalWrite(1,0); //F
  digitalWrite(2,0); //G
  delay(1000);
  // //DISPLAY 6
  digitalWrite(3,0); //A
  digitalWrite(4,1); //B
  digitalWrite(5,0); //C
  digitalWrite(6,0); //D
  digitalWrite(7,0); //E
  digitalWrite(1,0); //F
  digitalWrite(2,0); //G
  delay(1000);
  // //DISPLAY 7
  digitalWrite(3,0); //A
  digitalWrite(4,0); //B
  digitalWrite(5,0); //C
  digitalWrite(6,1); //D
  digitalWrite(7,1); //E
  digitalWrite(1,1); //F
  digitalWrite(2,1); //G
  delay(1000);
  // //DISPLAY 8
  digitalWrite(3,0); //A
  digitalWrite(4,0); //B
  digitalWrite(5,0); //C
  digitalWrite(6,0); //D
  digitalWrite(7,0); //E
  digitalWrite(1,0); //F
  digitalWrite(2,0); //G
  delay(1000);
  // //DISPLAY 9
  digitalWrite(3,0); //A
  digitalWrite(4,0); //B
  digitalWrite(5,0); //C
  digitalWrite(6,0); //D
  digitalWrite(7,1); //E
  digitalWrite(1,0); //F
  digitalWrite(2,0); //G
  delay(1000);

}