char seznam[] = {0x3F,0x06,0x5B,0x4F,0x66,0x6D};
char pin[] = {9,10,2,3,4,8,7};
void setup() {
  for(int x =0;x <7;x++){
    pinMode(pin[x], OUTPUT);
  }

}

void loop() {
  static int y = 0;
  int i = seznam[y];
  for(int x = 0 ; x < 7;x++){
    int temp = i & 0x01;
    digitalWrite(pin[x], temp);
    i = i >> 1;
    delay(300);

  }
  y++;
  int m = sizeof(seznam)/sizeof(seznam[0]);
  if (y > m-1)y = 0;
  delay(500);
}