guessinggamehint.js

var getRandNumber = function () {
  return Math.floor(Math.random()*100)+1;
};

var goal = getRandNumber();

jQuery("#guess").click(function() {
  var usersGuess = jQuery("#user_input").val();
  usersGuess = parseInt(usersGuess);

  if(usersGuess < goal) {
    alert('your guess is too low');
  } else if (usersGuess > goal) {
    alert('your guess is too high');
  } else {
    alert('you got it!');
  }

});