int A = 13 ;
int B = 12 ;
int C = 11 ;
int D = 10 ;
int E = 9 ;
int F = 8 ;
int G = 7 ;
void setup() {
   pinMode(A, OUTPUT);
  pinMode(B, OUTPUT);
  pinMode(C, OUTPUT);
  pinMode(D, OUTPUT);
  pinMode(E, OUTPUT);
  pinMode(F, OUTPUT);
  pinMode(G, OUTPUT);
  // put your setup code here, to run once:

}

void loop() {
 

   digitalWrite(A,HIGH);
 digitalWrite(B, LOW);
 digitalWrite(C, LOW);
 digitalWrite(D, HIGH);
 digitalWrite(E, HIGH);
 digitalWrite(F, HIGH);
 digitalWrite(G, HIGH);

 delay(1);

  digitalWrite(A,HIGH);
 digitalWrite(B, HIGH);
 digitalWrite(C, HIGH);
 digitalWrite(D, HIGH);
 digitalWrite(E, HIGH);
 digitalWrite(F, HIGH);
 digitalWrite(G, HIGH);

 delay(1);

  digitalWrite(A,LOW);
 digitalWrite(B, LOW);
 digitalWrite(C, HIGH);
 digitalWrite(D, LOW);
 digitalWrite(E, LOW);
 digitalWrite(F, HIGH);
 digitalWrite(G, LOW);

  


  
  // put your main code here, to run repeatedly:

}