void setup() { 
Serial.begin(9600);
pinMode (33, OUTPUT );
pinMode (4, OUTPUT );
pinMode (5 , OUTPUT );
pinMode (15 ,INPUT );
}

void loop() {
 if (digitalRead(15)==HIGH) {
    digitalWrite(33, HIGH );
    digitalWrite(4, LOW );
    digitalWrite(5, LOW);
    Serial.println("Tanggal Lahir 30+(3) = karena tiga bersaudara");
    delay(250);
    digitalWrite(33, LOW );
    digitalWrite(4, HIGH );
    digitalWrite(5, LOW );
    Serial.println("Bulan Lahir 03+(1) = karena anak kesatu");
    delay(250);
    digitalWrite(33, LOW );
    digitalWrite(4, LOW );
    digitalWrite(5, HIGH);
    Serial.println("Tahun Kelahiran = 2005");
    delay(250);
}else{
    digitalWrite(33, LOW );
    digitalWrite(4, LOW );
    digitalWrite(5, LOW );
}
}