#!/usr/bin/python
# -*- coding: UTF-8 -*-

"""
题目：连接两个链表。
"""

if __name__ == '__main__':
	arr1 = [3,12,4,8,9]
	arr2 = [1,2,4]
	arr3 = ['I','am']
	arr4 = ['hero']
	ptr1 = arr3 + arr4
	ptr = list(arr1)
	# print ptr
	ptr = arr1 + arr2
	print ptr
	print ptr1