#define LED 1
#define LED 0
#define LED 3
void setup()
{
  // put your setup code here, to run once:
  Serial.begin(5600);
  pinMode(2, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(15, OUTPUT);
  Serial.println("sanket suman");

}

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