int SEVEN_SEGMENT_PINS[] = {2, 4, 18, 19, 5, 23, 16, 17}; //{a, b, c, d, e ,f, g, h}
int i=0;
void setup_ss_display() {
  // setting seven segment pins
  for (int k = 0; k <= 7; k++)
  {
    pinMode(SEVEN_SEGMENT_PINS[k], OUTPUT);
  }
}
void wizgear_update_ss_display(uint8_t k, uint8_t power) {
  digitalWrite(SEVEN_SEGMENT_PINS[k], power);


}
void setup()
{
  setup_ss_display();

}


int A[] = {0, 0, 0, 1, 0, 0, 0};
int B[] = {0, 0, 0, 0, 0, 0, 0};
int C[] = {0, 1, 1, 0, 0, 0, 1};
int D[] = {0, 0, 0, 0, 0, 0, 1};
int E[] = {0, 1, 1, 0, 0, 0, 0};
int F[] = {0, 1, 1, 1, 0, 0, 0};



void loop()
{
  // print alphabet A
  for (i = 0; i < 7; i++) {
    wizgear_update_ss_display(i, A[i]);
  }
  delay(1000);

   // print alphabet B
  for (i = 0; i < 7; i++) {
    wizgear_update_ss_display(i, B[i]);
  }
  delay(1000);

  // print alphabet C
  for (i = 0; i < 7; i++) {
    wizgear_update_ss_display(i, C[i]);
  }
  delay(1000);

   // print alphabet D
  for (i = 0; i < 7; i++) {
    wizgear_update_ss_display(i, D[i]);
  }
  delay(1000);

 // print alphabet E
  for (i = 0; i < 7; i++) {
    wizgear_update_ss_display(i, E[i]);
  }
  delay(1000);

   // print alphabet F
  for (i = 0; i < 7; i++) {
    wizgear_update_ss_display(i, F[i]);
  }

  delay(1000);


}