f = open ('input3.txt', 'r')
inp = f.readlines()
oxy = 0
co = 0
for i in range(len(inp)):
    inp[i] = inp[i].strip()
inp2 = inp
for i in range(12):
    if len(inp) == 1:
         break
    zero = 0
    one = 0
    for line in inp:
        if line[i] == '0':
            zero += 1
        else:
            one += 1
    if zero <= one:
        inp = list(filter(lambda line: line[i] == '1', inp))
    else:
        inp = list(filter(lambda line: line[i] == '0', inp))
for i in range(12):
    if len(inp2) == 1:
         break
    zero = 0
    one = 0
    for line in inp2:
        if line[i] == '0':
            zero += 1
        else:
            one += 1
    if zero <= one:
        inp2 = list(filter(lambda line: line[i] == '0', inp2))
    else:
        inp2 = list(filter(lambda line: line[i] == '1', inp2))
print(inp, " ", inp2)
for i in range(12):
    if inp[0][i] == '1':
        oxy = (oxy << 1) + 1
    else:
        oxy <<= 1
    if inp2[0][i] == '1':
        co = (co << 1) + 1
    else:
        co <<= 1
print(co," ", oxy)
print(co * oxy)