#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 20, 4);
uint8_t prevRow = 1;
String a[3] = {"eee", "affj", "555"};
void setup() {
  lcd.init();
  lcd.backlight();
  MainMenu();
  delay(1000);
  moveCursor(2);
  delay(1000);
  moveCursor(3);
  delay(1000);
  moveCursor(2);
  delay(1000);
  moveCursor(1);
  lcd.clear();
  p(a);
}

void loop() {}


void MainMenu() {
  lcd.setCursor(0, 0);
  lcd.print("MENU");
  lcd.setCursor(0, 1);
  lcd.print("> System");
  lcd.setCursor(2, 2);
  lcd.print("Time");
  lcd.setCursor(2, 3);
  lcd.print("Network");

}

void moveCursor(uint8_t row) {
  lcd.setCursor(0, prevRow);
  lcd.print(" ");
  lcd.setCursor(0, row);
  lcd.print(">");
  prevRow = row;
}

void p(String ad[]) {
  for(int i=0; i<3; i++){
  lcd.print(ad[i]);
  delay(1000);
  }
}