def ask(l, r):
    print("?", l+1, r, flush=True)
    return int(input())

n = int(input())
ans = [0]*n
s = n*(n+1)//2
ans[-1] = s-ask(0, n-1)
for i in range(n-2):
    ans[i] = s-ask(i+1, n)
    s -= ans[i]

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

print("!", *ans)