N = int(input())
p = [0] * N
S = N * (N + 1) // 2
for i in range(1, N - 1):
	print('?', i + 1, N, flush = True)
	C = int(input())
	p[i - 1] = S - C
	S = C
print('?', 1, N - 1, flush = True)
p[N - 1] = N * (N + 1) // 2 - int(input())
p[N - 2] = N * (N + 1) // 2 - sum(p)
print('!', *p)