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#!/usr/bin/env python
# -*- coding: UTF-8 -*-
__author__ = 'Julio Tentor <[email protected]>'
 
 
from _collections import deque
 
 
class SpecialQueue(deque):
    def join(self, other):
        result = SpecialQueue()
        for e in self:
            result.append(e)
        for e in other:
            result.append(e)
        return result
 
 
if __name__ == "__main__":
    pass