text: 
  class Queue():
      def __init__(self):
          self.store = []
  
      def enQueue(self, num):
          self.store.append(num)
  
      def deQueue(self):
          result = self.store[0]
          del self.store[0]
          return result
  
      def toString(self):
          return self.store
  
  
  if __name__ == "__main__":
      q = Queue()
  
      q.enQueue(22)
      q.enQueue(67)
      print(q.toString())
      q.deQueue()
  
      print(q.toString())