int d = 1;
int re = 2;
int mi = 3;
int fa = 4;
int sol = 5;
int la = 6;
int si = 7;


void setup() {
pinMode(d, OUTPUT);
pinMode(re, OUTPUT);
pinMode(mi, OUTPUT);
pinMode(fa, OUTPUT);
pinMode(sol, OUTPUT);
pinMode(la, OUTPUT);
pinMode(si, OUTPUT);
}

void loop() {

  digitalWrite(d, HIGH);
  delay(1500);
  digitalWrite(d, LOW);

  digitalWrite(d, HIGH);
  delay(500);
  digitalWrite(d, LOW);
 

  digitalWrite(re, HIGH);
  delay(1000);
  digitalWrite(re, LOW);

  digitalWrite(d, HIGH);
  delay(1000);
  digitalWrite(d, LOW);

  digitalWrite(fa, HIGH);
  delay(1000);
  digitalWrite(fa, LOW);


  digitalWrite(mi, HIGH);
  delay(1750);
  digitalWrite(mi, LOW);

  digitalWrite(d, HIGH);
  delay(1500);
  digitalWrite(d, LOW);

  digitalWrite(d, HIGH);
  delay(500);
  digitalWrite(d, LOW);


  digitalWrite(re, HIGH);
  delay(1000);
  digitalWrite(re, LOW);

  digitalWrite(d, HIGH);
  delay(1000);
  digitalWrite(d, LOW);

  digitalWrite(sol, HIGH);
  delay(1000);
  digitalWrite(sol, LOW);


  digitalWrite(fa, HIGH);
  delay(1750);
  digitalWrite(fa, LOW);

  digitalWrite(d, HIGH);
  delay(1500);
  digitalWrite(d, LOW);

  digitalWrite(d, HIGH);
  delay(500);
  digitalWrite(d, LOW);


  digitalWrite(d, HIGH);
  delay(1000);
  digitalWrite(d, LOW);

  digitalWrite(la, HIGH);
  delay(1000);
  digitalWrite(la, LOW);

  digitalWrite(fa, HIGH);
  delay(1000);
  digitalWrite(fa, LOW);


  digitalWrite(mi, HIGH);
  delay(1000);
  digitalWrite(mi, LOW);

  digitalWrite(re, HIGH);
  delay(1000);
  digitalWrite(re, LOW);


  digitalWrite(si, HIGH);
  delay(1500);
  digitalWrite(si, LOW);

  digitalWrite(si, HIGH);
  delay(500);
  digitalWrite(si, LOW);


  digitalWrite(la, HIGH);
  delay(1000);
  digitalWrite(la, LOW);

  digitalWrite(fa, HIGH);
  delay(1000);
  digitalWrite(fa, LOW);

  digitalWrite(sol,HIGH);
  delay(1000);
  digitalWrite(sol, LOW);


  digitalWrite(fa, HIGH);
  delay(2500);
  digitalWrite(fa, LOW);

  delay(1000);


}