#include <LiquidCrystal.h>
LiquidCrystal lcd(19, 23, 18, 17, 16, 15);
const int pot = 4;
void setup() {
  lcd.begin(16, 2);
  pinMode(pot, INPUT);
  analogReadResolution(12);
} 
void loop() {
  int valor_pot = analogRead(pot);
  int intervalo = valor_pot/273;
  int j;
  for(j=16; j>=0; j--)
  {
    lcd.clear();
    lcd.setCursor(j, 0);
    lcd.print("NIVEL DA AGUA:");
    delay(150);
  }
  /*
  }
  else{ 
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("NIVEL DA AGUA:");
    lcd.setCursor(0, 1);
    int i;
    for(i=0; i<=intervalo; i++)
    {
      lcd.write(255);
    }
    delay(250);
  }*/
}