def solution(arr):
    return sum(arr)


print solution([1000000001, 1000000002, 1000000003, 1000000004, 1000000005])

a46335aca84a96668049e240de464ff3158914bf
def solution(arr):
    return sum(arr)


print solution([1000000001, 1000000002, 1000000003, 1000000004, 1000000005])
