from random import randint
A = [randint(1, 1000) for i in range(1000)]
Max = -10**9
for i in range(len(A)):
    for j in range(i + 1, len(A)):
        if (A[i] + A[j]) % 107 == 0:
            Max = max(Max, A[i] + A[j])
print(Max)

a = [[] for i in range(107)]
n = len(A)
for i in range(n):
    x = A[i]
    ost = x % 107
    a[ost] += [x]
b = []
for i in range(107):
    a[i].sort()
    b += a[i][-2:]
ans = []
for i in range(len(b)):
    for j in range(i + 1, len(b)):
        if (b[i] + b[j]) % 107 == 0:
            ans += [b[i] + b[j]]
print(max(ans))