void setup() {
  pinMode(13, OUTPUT);//A
  pinMode(12, OUTPUT);//B
  pinMode(11, OUTPUT);//C
  pinMode(10, OUTPUT);//D
  pinMode(9, OUTPUT);//E
  pinMode(8, OUTPUT);//F
  pinMode(7, OUTPUT);//G

}

void loop(){
  digitalWrite(13, LOW);
  digitalWrite(12, LOW);
  digitalWrite(11, LOW);
  digitalWrite(10, LOW);
  digitalWrite(9, LOW);
  digitalWrite(8, LOW);
  digitalWrite(7, HIGH);
  delay(1000);

  //angka1
  digitalWrite(13, HIGH);
  digitalWrite(12, LOW);
  digitalWrite(11, LOW);
  digitalWrite(10, HIGH);
  digitalWrite(9, HIGH);
  digitalWrite(8, HIGH);
  digitalWrite(7, HIGH);
  delay(1000);

  //angka2
  digitalWrite(13, LOW);
  digitalWrite(12, LOW);
  digitalWrite(11, HIGH);
  digitalWrite(10, LOW);
  digitalWrite(9, LOW);
  digitalWrite(8, HIGH);
  digitalWrite(7, LOW);
  delay(1000);

  //angka3
  digitalWrite(13, LOW);
  digitalWrite(12, LOW);
  digitalWrite(11, LOW);
  digitalWrite(10, LOW);
  digitalWrite(9, HIGH);
  digitalWrite(8, HIGH);
  digitalWrite(7, LOW);
  delay(1000);

  //angka4
  digitalWrite(13,  HIGH);//A
  digitalWrite(12, LOW);//B
  digitalWrite(11, LOW);//C
  digitalWrite(10,  HIGH);//D
  digitalWrite(9, HIGH);//E
  digitalWrite(8,  LOW);//F
  digitalWrite(7, LOW);//G
  delay(1000);

  digitalWrite(13, LOW);//A
  digitalWrite(12,  HIGH); //B
  digitalWrite(11, LOW); //C
  digitalWrite(10, LOW);//D
  digitalWrite(9,  HIGH); //E
  digitalWrite(8, LOW); //F
  digitalWrite(7,  LOW); //G
  delay(1000);

  digitalWrite(13, LOW);//A
  digitalWrite(12,  HIGH); //B
  digitalWrite(11, LOW); //C
  digitalWrite(10, LOW);//D
  digitalWrite(9, LOW); //E
  digitalWrite(8, LOW); //F
  digitalWrite(7,  LOW); //G
  delay(1000);

  digitalWrite(13, LOW);//A
digitalWrite(12, LOW); //B
digitalWrite(11, LOW); //C
digitalWrite(10,  HIGH);//D
digitalWrite(9,  HIGH); //E
digitalWrite(8,   HIGH); //F
digitalWrite(7, HIGH); //G
delay(1000);

digitalWrite(13, LOW);//A
digitalWrite(12, LOW); //B
digitalWrite(11, LOW); //C
digitalWrite(10, LOW);//D
digitalWrite(9, LOW); //E
digitalWrite(8, LOW); //F
digitalWrite(7, LOW); //G
delay(1000);

digitalWrite(13, LOW);//A
digitalWrite(12, LOW); //B
digitalWrite(11, LOW); //C
digitalWrite(10, LOW);//D
digitalWrite(9,  HIGH); //E
digitalWrite(8, LOW); //F
digitalWrite(7,  LOW); //G
delay(1000);
}