int Ledpin = 11;
int Ledpin1 = 12;
int Ledpin2 = 13;
void setup() {
  pinMode (Ledpin , OUTPUT);
  pinMode (Ledpin1 ,OUTPUT);
  pinMode (Ledpin2 , OUTPUT);
}

void loop() {
  digitalWrite (Ledpin , HIGH);
  digitalWrite (Ledpin , HIGH);
  digitalWrite (Ledpin , HIGH);
  // put your main code here, to run repeatedly:
  delay(10); // this speeds up the simulation
  digitalWrite (Ledpin , LOW);
  delay (100);
  digitalWrite (Ledpin , LOW);
  delay (100);
  digitalWrite (Ledpin , LOW);
}