int jumlah_roda = 3;
void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);

  if (jumlah_roda == 2) {
  Serial.println("motor");
} else if(jumlah_roda == 3) {
  Serial.println("bemo");
} else if(jumlah_roda == 4) {
  Serial.println("mobil");
} else if(jumlah_roda == 6) {
  Serial.println("truk");
} else {
  Serial.println("Jumlah roda tidak valid");
}
}

void loop() {
  // put your main code here, to run repeatedly:

}