median

A1 = []
A2 = []
print "Enter A1: "
i = input()
while i != -1:
    A1.append(i)
    i = input()
print "Enter A2"
i = input()
while i != -1:
    A2.append(i)
    i = input()
print A1
print A2
while len(A1) + len(A2) >= 4:
    m1 = A1[len(A1)/2]
    m2 = A2[len(A2)/2]
    print "Medians: "+ repr(m1) + ", " + repr(m2)
    if m1 == m2:
        print "Median is " + repr(m1)
        break
    elif m1 > m2:
        del A1[((len(A1)/2)+1):]
        del A2[0:(len(A2)/2)]
        print "m1 > m2"
    elif m2 > m1:
        del A1[0:(len(A1)/2)]
        del A2[((len(A2)/2)+1):]
        print "m2 > m1"

    print A1
    print A2
    print "**************************************"
if len(A1) is 1:
    if A1[0] < A2[0]:
        print "Median is " + repr(A2[0])
    elif A1[0] > A2[1]:
        print "Median is " + repr(A2[1])
    else:
        print "Median is " + repr(A1[0])
elif len(A2) is 1:
    if A2[0] < A1[0]:
        print "Median is " + repr(A1[0])
    elif A2[0] > A1[1]:
        print "Median is " + repr(A1[1])
    else:
        print "Median is " + repr(A2[0])