#include <iostream>
#include <algorithm>
using namespace std;
int main()
{
int x, y;
while (cin >> x >> y, x > 0 && y > 0)
{
if (x > y) swap(x, y);
int sum = 0;
for (int i = x; i <= y; i ++ )
{
cout << i << ' ';
sum += i;
}
cout << "Sum=" << sum << endl;
}
return 0;
}