void setup() {



pinMode(13,OUTPUT);



}


void loop() {

digitalWrite(13,HIGH);

delay(10);

digitalWrite(13,LOW);

delay(10);


digitalWrite(13,HIGH);

delay(50);

digitalWrite(13,LOW);

delay(50);


digitalWrite(13,HIGH);

delay(80);

digitalWrite(13,LOW);

delay(80);


digitalWrite(13,HIGH);

delay(100);

digitalWrite(13,LOW);

delay(100);


digitalWrite(13,HIGH);

delay(150);

digitalWrite(13,LOW);

delay(150);


digitalWrite(13,HIGH);

delay(200);

digitalWrite(13,LOW);

delay(200);


digitalWrite(13,HIGH);

delay(300);

digitalWrite(13,LOW);

delay(300);


digitalWrite(13,HIGH);

delay(500);

digitalWrite(13,LOW);

delay(500);


digitalWrite(13,HIGH);

delay(1000);

digitalWrite(13,LOW);

delay(1000);


digitalWrite(13,HIGH);

delay(2000);

digitalWrite(13,LOW);

delay(2000);



}