#include <LiquidCrystal.h> 
LiquidCrystal lcd(0, 1, 2, 3, 4, 5); 
void setup() { 
lcd.begin(16, 2); 
lcd.print("Computer"); 
lcd.setCursor(0, 1); 
lcd.print("HW essentials"); 
} 
void loop() { 
lcd.scrollDisplayLeft(); 
delay(300);  
}