#include<cstdio>
int n,m,l,k;void solve(int p,int d){if(p==m){printf("%d\n",p);return;}printf("%d ",p);if(p==9)solve(5,0);else if(!p||d)solve(p+1,1);else solve(p-1,0);}main(){scanf("%d",&l);while(l--){scanf("%d%d",&n,&m);if(n==9||(n<6&&n>m))k=0;else k=1;solve(n,k);}}