var count = 0;

function cc(card) {
  // Only change code below this line
  var lowCards = [2, 3, 4, 5, 6];
  var highCards = [10, 'J', 'Q', 'K', 'A'];

  if (lowCards.includes(card)) {
    count++;
  } else if (highCards.includes(card)) {
    count--;
  }

  var action = count > 0 ? 'Bet' : 'Hold';

  return count + ' ' + action;
  // Only change code above this line
}

// Add/remove calls to test your function.
// Note: Only the last will display
cc(2); cc(3); cc(7); cc('K'); cc('A');