import sys

# sys.setrecursionlimit(10**8)


def debug(*args):
    print("!Debug!", *args, file=sys.stderr)


def main():
    t = list(map(int, input().split()))
    s = 6000
    flg = False
    for i in range(7):
        if t[i] == -1 or flg:
            flg = True
            print(-1)
        else:
            s -= t[i]
            if s < 0:
                print(-1)
                flg = True
            else:
                print(s)


if __name__ == "__main__":
    main()