#include <iostream>

using namespace std;

int main() {
    int m, n;
    while (cin >> m >> n, m > 0 && n > 0) {
        int sum = 0;
        if (m  > n) {
            int t = m;
            m = n;
            n = t;
        }
        for (int i = m; i <= n; i++) {
            cout << i << ' ';
            sum += i;
        }
        cout << "Sum=" << sum << endl;
    };
    return 0;
}