#include <LiquidCrystal.h>

#define gas 6
int var = 0;

LiquidCrystal lcd(12, 11, 10, 9, 8, 7);

void setup() {
  var = digitalRead(gas);


  lcd.begin(16,2);

  lcd.print(" Bom dia!");

}

void loop() {
lcd.print(var);
}