int de=1;
int c=2;
int d=3;
int e=4;
int g=8;
int f=9;
int a=10;
int b=11;
void setup() {
  // put your setup code here, to run once:


pinMode(de, OUTPUT);
pinMode(c, OUTPUT);
pinMode(d, OUTPUT);
pinMode(e, OUTPUT);
pinMode(g, OUTPUT);
pinMode(f, OUTPUT);
pinMode (a, OUTPUT);
pinMode(b, OUTPUT);
}


void loop() {
  digitalWrite(de,1);
  digitalWrite(c,1);
  digitalWrite(d,1);
  digitalWrite(e,1);
  digitalWrite(g,1);
  digitalWrite(f,1);
  digitalWrite(a,1);
  digitalWrite(b,1);
  delay(1000);
  digitalWrite(de,0);
  digitalWrite(c,1);
  digitalWrite(d,1);
  digitalWrite(e,0);
  digitalWrite(g,0);
  digitalWrite(f,0);
  digitalWrite(a,1);
  digitalWrite(b,1);
  delay(1000);
}