초보 개발자

class Node: def __init__(self, data): self.data = data self.next = None class Queue: def __init__(self): self.head = None self.tail = None def enqueue(self, value): new_node = Node(value) if self.is_empty(): self.head = new_node self.tail = new_node return self.tail.next = new_node self.tail = new_node def dequeue(self): if self.is_empty(): return 'array is empty' cur = self.head self.head = sel..