int LEDs[] = {22,23,21,4,19,18,5};   
int D[] = {0,0,0,0,0,0,1}; 
int two[] = {0,0,1,0,0,1,0};
int one[] = {1,1,0,0,1,1,1};
int zero[]= {0,0,0,0,0,0,1};
int three[] = {1,0,0,0,0,1,0};

void setup()
{
  for (int i = 0; i<7; i++) pinMode(LEDs[i], OUTPUT);
}

void loop()
{
   for (int i = 0; i<7; i++) digitalWrite(LEDs[i], D[i]);
  delay(1000);
   for (int i = 0; i<7; i++) digitalWrite(LEDs[i], two[i]);
  delay(1000);
   for (int i = 0; i<7; i++) digitalWrite(LEDs[i], one[i]);
  delay(1000);
   for (int i = 0; i<7; i++) digitalWrite(LEDs[i], zero[i]);
  delay(1000);
   for (int i = 0; i<7; i++) digitalWrite(LEDs[i], three[i]);
  delay(1000);
}