def gcd(a, b):
    if b == 0:
        return a
    else:
        return gcd(b, a % b)


key1 = '1c7bb1ae67670f7e6769b515c174414278e16c27e95b43a789099a1c7d55c717b2f0a0442a7d49503ee09552588ed9bb6eda4af738a02\fb31576d78ff72b2499b347e49fef1028182f158182a0ba504902996ea161311fe62b86e6ccb02a9307d932f7fa94cde410619927677f94c571ea\39c7f4105fae00415dd7d'
key2 = '2710e45014ed7d2550aac9887cc18b6858b978c2409e86f80bad4b59ebcbd90ed18790fc56f53ffabc0e4a021da2e906072404a8b3c55\55f64f279a21ebb60655e4d61f4a18be9ad389d8ff05b994bb4c194d8803537ac6cd9f708e0dd12d1857554e41c9cbef98f61c5751b796e5b37d33\8f5d9b3ec3202b37a32f'key1, key2 = int(key1, base=16), int(key2, base=16)
ans = gcd(key1, key2)
print(ans % 1000000)