#include <LiquidCrystal.h>
LiquidCrystal lcd(12,9,8,7,6,5);
void setup() {
  // put your setup code here, to run once:
lcd.begin(16,2);
}

void loop() {
  // put your main code here, to run repeatedly:
lcd.setCursor(0,0);
lcd.print("Hello world");
}