def main():
    n = int(input())

    tot = n * (n + 1) // 2
    ans = []

    # a[1]～a[n-2]を決める
    for i in range(1, n - 1):
        print(f"? {i + 1} {n}")
        s = int(input())
        ai = tot - s
        ans.append(ai)
        tot -= ai

    # a[n-1]とa[n]を決める
    print(f"? {1} {n - 1}")
    s = int(input())
    an = n * (n + 1) // 2 - s
    ans.append(tot - an)
    ans.append(an)

    print("!", *ans)
    return


if __name__ == "__main__":
    main()