http://www.freecodecamp.com/mtroiani 's solution for Bonfire: Where do I belong

gistfile1.txt

// Bonfire: Where do I belong
// Author: @mtroiani
// Challenge: http://www.freecodecamp.com/challenges/bonfire-where-do-i-belong
// Learn to Code at Free Code Camp (www.freecodecamp.com)

function where(arr, num) {
  arr.push(num);
  arr = arr.sort(function(a, b) {
    return a - b; 
  });
  var result = arr.indexOf(num);
  return result;
}

where([40, 60], 50);