var calculator = new Vue({
  el : '#calculator',
  data : {
    //guilds: new Array(10)
    guilds: [
      '',
      'G1',
      'G2',
      'G3',
      'G4',
      'G5',
      'G6',
      'G7',
      'G8',
      'G9',
      'G10',
    ]
  }
});