int a=23;
int b=22;
int c=18;
int d=5; 
int e=17;
int f=21;
int g=19;
int dp=16;

void setup() {
  pinMode(a, OUTPUT);
  pinMode(b, OUTPUT);
  pinMode(c, OUTPUT);
  pinMode(d, OUTPUT);
  pinMode(e, OUTPUT);
  pinMode(f, OUTPUT);
  pinMode(g, OUTPUT);
  pinMode(dp,OUTPUT);

}
void namenumber(int na, int nb, int nc,int nd, int ne, int nf, int ng){
   digitalWrite(a, na);
   digitalWrite(b, nb);
   digitalWrite(c, nc);
   digitalWrite(d, nd);
   digitalWrite(e, ne);
   digitalWrite(f, nf);
   digitalWrite(g, ng);
   
}//namenumber 
void loop() {
  //0
  //.
  //8
  namenumber (1,0,0,1,1,1,1);
  digitalWrite(dp, HIGH);
  delay(500);
  digitalWrite(dp, LOW);
  delay(500);

  namenumber(1,0,1,1,0,1,1);
  digitalWrite(dp, HIGH);
  delay(500);
  digitalWrite(dp,LOW);
  delay(500);

  namenumber (1,1,1,0,1,1,0);
  digitalWrite(dp, HIGH);
  delay(500);
  digitalWrite(dp, LOW);
  delay(500);

  namenumber (0,1,1,0,0,0,0);
  digitalWrite(dp, HIGH);
  delay(500);
  digitalWrite(dp, LOW);
  delay(500);

  namenumber (1,1,1,1,0,0,1);
  digitalWrite(dp, HIGH);
  delay(500);
  digitalWrite(dp, LOW);
  delay(500);


  // put your main code here, to run repeatedly:
  delay(10); // this speeds up the simulation
}