# coding:utf-8

pi_count = [20104,20063,19892,20011,19874,20199,19898,20163,19956,19841]

s = input()
a = 0
b = 0
for i in range(10):
    if s.count(str(i)) > pi_count[i]:
        a = i
    if s.count(str(i)) < pi_count[i]:
        b = i
print(a,b)# coding:utf-8

pi_count = [20104,20063,19892,20011,19874,20199,19898,20163,19956,19841]

s = input()
a = 0
b = 0
for i in range(10):
    if s.count(str(i)) > pi_count[i]:
        a = i
    if s.count(str(i)) < pi_count[i]:
        b = i
print(a,b)