int pinA = 13;
int pinB = 12;
int pinC = 11;
int pinD = 10;
int pinE = 9;
int pinF = 8;
int pinG = 7;
int t = 1000;






void setup() {
  // put your setup code here, to run once:
pinMode(pinA, OUTPUT);
pinMode(pinB, OUTPUT);
pinMode(pinC, OUTPUT);
pinMode(pinD, OUTPUT);
pinMode(pinE, OUTPUT);
pinMode(pinF, OUTPUT);
pinMode(pinG, OUTPUT);

digitalWrite(pinA , 0);
digitalWrite(pinB , 0);
digitalWrite(pinC , 0);
digitalWrite(pinD , 0);
digitalWrite(pinE , 0);
digitalWrite(pinF , 0);
digitalWrite(pinG , 0);


}

void loop() {
  // put your main code here, to run repeatedly:

digitalWrite(pinA , 1);
digitalWrite(pinB , 0);
digitalWrite(pinC , 1);
digitalWrite(pinD , 1);
digitalWrite(pinE , 1);
digitalWrite(pinF , 1);
digitalWrite(pinG , 1);
delay (t);

digitalWrite(pinA , 1);
digitalWrite(pinB , 0);
digitalWrite(pinC , 1);
digitalWrite(pinD , 1);
digitalWrite(pinE , 0);
digitalWrite(pinF , 1);
digitalWrite(pinG , 1);
delay (t);

digitalWrite(pinA , 0);
digitalWrite(pinB , 1);
digitalWrite(pinC , 1);
digitalWrite(pinD , 0);
digitalWrite(pinE , 0);
digitalWrite(pinF , 1);
digitalWrite(pinG , 1);
delay (t);

digitalWrite(pinA , 1);
digitalWrite(pinB , 1);
digitalWrite(pinC , 1);
digitalWrite(pinD , 1);
digitalWrite(pinE , 0);
digitalWrite(pinF , 0);
digitalWrite(pinG , 1);
delay (t);

digitalWrite(pinA , 1);
digitalWrite(pinB , 1);
digitalWrite(pinC , 0);
digitalWrite(pinD , 1);
digitalWrite(pinE , 1);
digitalWrite(pinF , 0);
digitalWrite(pinG , 1);
delay (t);

digitalWrite(pinA , 0);
digitalWrite(pinB , 1);
digitalWrite(pinC , 1);
digitalWrite(pinD , 0);
digitalWrite(pinE , 0);
digitalWrite(pinF , 0);
digitalWrite(pinG , 0);
delay (t);

digitalWrite(pinA , 1);
digitalWrite(pinB , 1);
digitalWrite(pinC , 1);
digitalWrite(pinD , 1);
digitalWrite(pinE , 1);
digitalWrite(pinF , 1);
digitalWrite(pinG , 0);
delay (t);



}