#include <Keypad.h>
#include <LiquidCrystal.h>

  /* Keypad*/
  const byte ROWS=4
  

void setup() {
  // put your setup code here, to run once:

}

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

}







 /* leds */
 const byte SIZE = 9 ;
const byte leds [SIZE] = {2,3,4,5,6,7,8,9,10} ;
/* leds */

char KEY ; 
const char ZERO = '0'

void setup() {
// put your setup code here, to run once:
// Serial.begin(9600);

lcd. begin(16,2)
lcd.print("Arqui 2!");

for(int i = 0; i <SIZE; i ++ ) {
  pinMode(leds [i], OUTPUT);
 }
}

void loop()