#define  LED_PIN1 3
#define  LED_PIN2 4
#define  LED_PIN3 5
#define  LED_PIN4 6
#define  LED_PIN5 7
#define  LED_PIN6 8
#define  LED_PIN7 10


void setup() {
  // put your setup code here, to run once:
  pinMode(LED_PIN1, OUTPUT);
  pinMode(LED_PIN2, OUTPUT);
  pinMode(LED_PIN3, OUTPUT);
  pinMode(LED_PIN4, OUTPUT);
  pinMode(LED_PIN5, OUTPUT);
  pinMode(LED_PIN6, OUTPUT);
  pinMode(LED_PIN7, OUTPUT);
  

}

void loop() {
  // put your main code here, to run repeatedly:
  digitalWrite(LED_PIN7,HIGH);
  digitalWrite(LED_PIN1,HIGH);
  delay(1000);
  digitalWrite(LED_PIN1,LOW);
  delay(1000);
  digitalWrite(LED_PIN2,HIGH);
  delay(1000);
  digitalWrite(LED_PIN2,LOW);
  delay(1000);
  digitalWrite(LED_PIN3,HIGH);
  delay(1000);
  digitalWrite(LED_PIN3,LOW);
  delay(1000);
   digitalWrite(LED_PIN4,HIGH);
  delay(1000);
  digitalWrite(LED_PIN4,LOW);
  delay(1000);
  digitalWrite(LED_PIN5,HIGH);
  delay(1000);
  digitalWrite(LED_PIN5,LOW);
  delay(1000);
  digitalWrite(LED_PIN6,HIGH);
  delay(1000);
  digitalWrite(LED_PIN6,LOW);
  delay(1000);
   digitalWrite(LED_PIN7,LOW);
}