Method push

python/225_Implement_Stack_using_Queues.py:54–65

:type x: int :rtype: nothing

(self, x)

        self.curr_top = 0

    def push(self, x):
        """
        :type x: int
        :rtype: nothing
        """
        self.queue2.append(x)
        self.curr_top = x
        while len(self.queue1):
            self.queue2.append(self.queue1.pop(0))
        temp = self.queue2
        self.queue2 = self.queue1
        self.queue1 = temp

    def pop(self):
        """