int a = 8;
int b = 11;
int c = 3;
int d = 4;
int e = 5;
int f = 7;
int g = 6;
int point = 2;

void setup() {
  pinMode(c, OUTPUT);
  pinMode(d, OUTPUT);
  pinMode(e, OUTPUT);
  pinMode(g, OUTPUT);
  pinMode(f, OUTPUT);
  pinMode(a, OUTPUT);
  pinMode(b, OUTPUT);
  pinMode(point, OUTPUT);
}
 
void loop() {
  digitalWrite(a, HIGH);
  digitalWrite(f, HIGH);
  digitalWrite(e, HIGH);
  digitalWrite(d, HIGH);
  digitalWrite(point, HIGH);
  delay(1000);
  digitalWrite(a, LOW);
  digitalWrite(f, LOW);
  digitalWrite(e, LOW);
  digitalWrite(d, LOW);
  digitalWrite(point, LOW);
  delay(1000);
}