#include <Keypad.h>
int ledm = 11;

const byte ROWS = 4;
const byte COLS = 4;

char keys [ROWS] [COLS] = {
  {'1','2','3','A'},
  {'4','5','6','B'},
  {'7','8','9','C'},
  {'*','0','#','D'}
};

byte rowpins[ROWS] = {9,8,7,6};
byte colpins[COLS] = {5,4,3,2};

Keypad  mykey = Keypad(makeKeymap(keys), rowpins, colpins, ROWS, COLS);

void setup(){
  pinMode(ledm, OUTPUT);
}


void loop()
{

  char keypressed = mykey.getKey();
  if (keypressed == '1')
{
  digitalWrite(ledm, HIGH);
}
if (keypressed == '2')
{
  digitalWrite(ledm, LOW);
}
if (keypressed == '3')
{
  digitalWrite(ledk, HIGH);
}
if (keypressed == '4')
{
  digitalWrite(ledk, LOW);
}
}