1029. Median (25)

输入描述:

Each input file contains one test case.  Each case occupies 2 lines, each gives the information of a sequence.  For each sequence, the first positive integer N (<=1000000) is the size of that sequence.  Then N integers follow, separated by a space.  It is guaranteed that all the integers are in the range of long int.

输出描述:

For each test case you should output the median of the two given sequences in a line.