#include <iostream>
using namespace std;


int main(){
    int m, n;
    while(cin >> m >> n, m > 0 && n > 0) {
        if(m > n) {int tmp = m; m = n; n = tmp;}
        int sum = 0;
        for(int i = m; i <= n; i++){
            printf("%d ", i);
            sum += i;
        }
        printf("Sum=%d\n", sum);
    }
    return 0;
}