The second code

const int ledPin = 5; //The LED is connected with the port number 5

void setup() {

pinMode(ledPin, OUTPUT);

}

void S(){ //Create a function turning on and off the light with their indicated time

digitalWrite(ledPin, HIGH);

delay(500);

digitalWrite(ledPin, LOW);

delay(500);

digitalWrite(ledPin, HIGH);

delay(500);

digitalWrite(ledPin, LOW);

delay(500);

digitalWrite(ledPin, HIGH);

delay(500);

digitalWrite(ledPin, LOW);

delay(500);

}

void O(){

digitalWrite(ledPin, HIGH);

delay(1500);

digitalWrite(ledPin, LOW);

delay(500);

digitalWrite(ledPin, HIGH);

delay(1500);

digitalWrite(ledPin, LOW);

delay(500);

digitalWrite(ledPin, HIGH);

delay(1500);

digitalWrite(ledPin, LOW);

delay(500);

}

void silence(){

digitalWrite(ledPin, LOW);

delay(3500);

}

void loop() {

S; //Call the functions previously creaed

O;

O;

silence;

}