int a[6] = {1,0,0,0,0,1};
int a1[6] = {0,1,0,0,1,0};
int a2[6] = {0,0,1,1,0,0};
int a3[6] = {0,1,0,0,1,0};
int a4[6] = {1,0,0,0,0,1};



void setup() {
  for(int x= 13;x>=8;x--){
  pinMode(x, OUTPUT);

  }



} //end set up


void loop() {
int i = 0;
for (int y=13;y>=8;y--){
  digitalWrite(y,a[i]);
  i++;
}
delay(500);

int i1 = 0;
for (int y=13;y>=8;y--){
  digitalWrite(y,a1[i1]);
  i1++;
}
delay(500);

int i2 = 0;
for (int y=13;y>=8;y--){
  digitalWrite(y,a2[i2]);
  i2++;
}
delay(500);




} //end loop





////////////////////////////////////// Function