#include <LiquidCrystal.h>

// Define LCD Pins
const int rs = 12, en = 11, d4 = 5, d5 = 4, d6 = 3, d7 = 2;
LiquidCrystal lcd(rs, en, d4, d5, d6, d7);

String msg = "Congratulations, Content Developers +-*/";

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.clear();
  lcd.println(msg);
  // delay(1000);
  // lcd.clear();
  // lcd.setCursor(0,1);
  // lcd.println(msg);
  // delay(1000);
  // lcd.scrollDisplayLeft();
  // delay(1000);

  // for (int i=0; i<msg.length()-16; i++)
  // {
  //   lcd.scrollDisplayLeft();
  //   delay(1000);
  // }
  
  // int i = 0;
  // while (i < msg.length() - 16) {
  //   lcd.scrollDisplayLeft();
  //   delay(1000);
  //   i++;
  // }

#if 0
  int i = msg.length() - 16;
  while (i > 0) {
    lcd.scrollDisplayLeft();
    delay(1000);
    i--;
  }
#endif
scroll();



}

void scroll() {
#if 1
  int i = msg.length() - 16;
  do {
    lcd.scrollDisplayLeft();
    delay(1000);
    i--;
  } while (i > 0);
#endif
}