#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27, 6, 2);
int led1= 16;
int led2= 17;

int pulse2= 4;
int valor1;
int valor2;

void setup() {
  // put your setup code here, to run once:
  lcd.init();
  lcd.backlight();
  pinMode(led1,OUTPUT);
  pinMode(led2,OUTPUT);
  
  pinMode(pulse2, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  

  valor2=digitalRead(pulse2);
  if(valor2 == LOW){
    digitalWrite(led1, HIGH);
    digitalWrite(led2, LOW);

  }
  
  if(valor2 == HIGH){
    digitalWrite(led2, HIGH);
    digitalWrite(led1, LOW);
  }
 
}