file = open('10A.txt')
A = list(map(int, file.readlines()))
Max = 0
for i in range(len(A)):
    for j in range(i + 1, len(A)):
        if (A[i] + A[j]) % 2 == 1:
            Max = max(Max, A[i] + A[j])
print(Max)

file = open('10B.txt')
A = list(map(int, file.readlines()))
a0 = []
a1 = []
for i in range(len(A)):
    if A[i] % 2 == 0:
        a0 += [A[i]]
    else:
        a1 += [A[i]]
a0.sort()
a1.sort()
print(a0[-1] + a1[-1])