int A = 8;
int B = 2;
int C = 3; 
int D = 4;
int E = 5;
int G = 6;
int F = 7;

void setup() {
for (int i = 2; i <= 8; i++)
pinMode(i, OUTPUT);
}
void skaicius(int nr)
{
  if(nr)
  {
   digitalWrite(A, HIGH);
  digitalWrite(B, HIGH);
  digitalWrite(C, HIGH);
  digitalWrite(D, HIGH);
  digitalWrite(E, HIGH);
  digitalWrite(F, HIGH);
  digitalWrite(G, LOW);

  }
  

}
void loop() {
 skaicius();

}