int ledPin = 1;
int ledPin2 = 2;
int ledPin3 = 3;
int ledPin4 = 4;
int ledPin5 = 5;
int ledPin6 = 6;
int ledPin7 = 7;
int ledPin8 = 8;
int ledPin9 = 9;
int ledPin0 = 10;
int delayPeriod = 200;

void setup() {
pinMode(ledPin, OUTPUT);
pinMode(ledPin2, OUTPUT);
pinMode(ledPin3, OUTPUT);
pinMode(ledPin4, OUTPUT);
pinMode(ledPin5, OUTPUT);
pinMode(ledPin6, OUTPUT);
pinMode(ledPin7, OUTPUT);
pinMode(ledPin8, OUTPUT);
pinMode(ledPin9, OUTPUT);
pinMode(ledPin0, OUTPUT);
}

void loop() {
  digitalWrite(ledPin0, HIGH);
  digitalWrite(ledPin, HIGH);
  delay(200);
  digitalWrite(ledPin2, HIGH);
  digitalWrite(ledPin9, HIGH);
  delay(200);
  digitalWrite(ledPin8, HIGH);
  digitalWrite(ledPin3, HIGH);
  delay(200);
  digitalWrite(ledPin7, HIGH);
  digitalWrite(ledPin4, HIGH);
  delay(200);
  digitalWrite(ledPin5, HIGH);
  digitalWrite(ledPin6, HIGH);
  delay(200);

  digitalWrite(ledPin5, LOW);
  digitalWrite(ledPin6, LOW);
  delay(200);
  digitalWrite(ledPin7, LOW);
  digitalWrite(ledPin4, LOW);
  delay(200);
  digitalWrite(ledPin8, LOW);
  digitalWrite(ledPin3, LOW);
  delay(200);
  digitalWrite(ledPin9, LOW);
  digitalWrite(ledPin2, LOW);
  delay(200);
  digitalWrite(ledPin0, LOW);
  digitalWrite(ledPin, LOW);
  delay(200);

  digitalWrite(ledPin, HIGH);
  delay(108);
  digitalWrite(ledPin2, HIGH);
  delay(106);
  digitalWrite(ledPin3, HIGH);
  delay(104);
  digitalWrite(ledPin4, HIGH);
  delay(102);
  digitalWrite(ledPin5, HIGH);
  delay(100);
  digitalWrite(ledPin6, HIGH);
  delay(100);
  digitalWrite(ledPin7, HIGH);
  delay(102);
  digitalWrite(ledPin8, HIGH);
  delay(104);
  digitalWrite(ledPin9, HIGH);
  delay(106);
  digitalWrite(ledPin0, HIGH);
  delay(108);

  digitalWrite(ledPin0, LOW);
  delay(108);
  digitalWrite(ledPin9, LOW);
  delay(106);
  digitalWrite(ledPin8, LOW);
  delay(104);
  digitalWrite(ledPin7, LOW);
  delay(102);
  digitalWrite(ledPin6, LOW);
  delay(100);
  digitalWrite(ledPin5, LOW);
  delay(100);
  digitalWrite(ledPin4, LOW);
  delay(102);
  digitalWrite(ledPin3, LOW);
  delay(104);
  digitalWrite(ledPin2, LOW);
  delay(106);
  digitalWrite(ledPin, LOW);
  delay(108);

  digitalWrite(ledPin0, HIGH);
  delay(108);
  digitalWrite(ledPin9, HIGH);
  delay(106);
  digitalWrite(ledPin8, HIGH);
  delay(104);
  digitalWrite(ledPin7, HIGH);
  delay(102);
  digitalWrite(ledPin6, HIGH);
  delay(100);
  digitalWrite(ledPin5, HIGH);
  delay(100);
  digitalWrite(ledPin4, HIGH);
  delay(102);
  digitalWrite(ledPin3, HIGH);
  delay(104);
  digitalWrite(ledPin2, HIGH);
  delay(106);
  digitalWrite(ledPin, HIGH);
  delay(108);

  digitalWrite(ledPin0, LOW);
  delay(108);
  digitalWrite(ledPin9, LOW);
  delay(106);
  digitalWrite(ledPin8, LOW);
  delay(104);
  digitalWrite(ledPin7, LOW);
  delay(102);
  digitalWrite(ledPin6, LOW);
  delay(100);
  digitalWrite(ledPin5, LOW);
  delay(100);
  digitalWrite(ledPin4, LOW);
  delay(102);
  digitalWrite(ledPin3, LOW);
  delay(104);
  digitalWrite(ledPin2, LOW);
  delay(106);
  digitalWrite(ledPin, LOW);
  delay(108);

  digitalWrite(ledPin5, HIGH);
  digitalWrite(ledPin6, HIGH);
  delay(200);
  digitalWrite(ledPin5, LOW);
  digitalWrite(ledPin6, LOW);
  digitalWrite(ledPin7, HIGH);
  digitalWrite(ledPin4, HIGH);
  delay(200);
  digitalWrite(ledPin7, LOW);
  digitalWrite(ledPin4, LOW);
  digitalWrite(ledPin8, HIGH);
  digitalWrite(ledPin3, HIGH);
  delay(200);
  digitalWrite(ledPin8, LOW);
  digitalWrite(ledPin3, LOW);
  digitalWrite(ledPin9, HIGH);
  digitalWrite(ledPin2, HIGH);
  delay(200);
  digitalWrite(ledPin9, LOW);
  digitalWrite(ledPin2, LOW);
  digitalWrite(ledPin0, HIGH);
  digitalWrite(ledPin, HIGH);
  delay(200);
  digitalWrite(ledPin0, LOW);
  digitalWrite(ledPin, LOW);
  delay(200);
  digitalWrite(ledPin5, LOW);
  digitalWrite(ledPin6, LOW);
  delay(200);
}