text: 'use strict'
  
  const SandQ = require('../../data-structures-and-algorithms/queueandstackweek/stackAndQueue/stacksAndQueues')
  const Q = SandQ.Queue;
  const node = SandQ.Node;
  
  let queue = new Q();
  queue.enqueue('Do');
  queue.enqueue('Re');
  queue.enqueue('Mi');
  queue.enqueue('Fa');
  queue.enqueue('So');
  queue.enqueue('La');
  queue.enqueue('Ti');
  queue.enqueue('Do');
  
  
  function sing(stuff) {
    while( stuff.front !==null ) {
      console.log(stuff.front.data);
      stuff.dequeue();
    }
  }
  
  sing(queue);
  