#include<iostream>
#include<vector>
std::vector<int> walk(int a, int b, int angle){
std::vector<int> res;
res.push_back(a);
while(a != b){
if(a == 9){
a = 5;
angle = -1;
}else if(a == 0 && angle == -1){
a = 1;
angle = 1;
}else{
a += angle;
}
res.push_back(a);
}
return res;
}
int main(){
int n, angle, a, b;
std::cin >> n;
for(;n--;){
std::cin >> a >> b;
std::vector<int> lv = walk(a, b, -1),
rv = walk(a, b, 1), &shortest_v = lv;
if(a >= 6 || lv.size() > rv.size()){
shortest_v = rv;
}
std::cout << shortest_v[0];
for(int i=1;i<shortest_v.size();i++){
std::cout << " " << shortest_v[i];
}
std::cout << "\n";
}
}