#include <stdio.h>

int main()
{
	int N;
	scanf("%d", &N);
	
	int i, x, sum = N * (N + 1) / 2, ans[1001];
	for (i = 1; i < N; i++) {
		printf("? %d %d\n", i + 1, N);
		fflush(stdout);
		scanf("%d", &x);
		ans[i] = sum - x;
		sum = x;
	}
	ans[N] = sum;
	printf("! ");
	for (i = 1; i < N; i++) printf("%d ", ans[i]);
	printf("%d\n", ans[N]);
	fflush(stdout);
	return 0;
}