#include <iostream>
using namespace std;
int main()
{
int m=0,n=0;
while((scanf("%d %d",&m,&n)) != EOF){
if(m == 0 or n == 0 or m <0 or n<0 ) continue;
int sum = 0;
for(int i=(m<n?m:n);i<=(m>n?m:n);i++){
printf("%d ",i);
sum += i;
}
printf("Sum=%d\n",sum);
}
return 0;
}