#include"bits/stdc++.h"
#define endl '\n'
#define int ll
using ll=long long;
using namespace std;
constexpr int N=1e5+10,inf=0X3F3F3F3F,U=1e9;
constexpr ll INF=0X3F3F3F3F3F3F3F3F;
void solve(){
    int a,b;
    cin>>a>>b;

    int rc=INF,rd;
    for(int i=1;i<=inf;i*=2){
        for(int j=i;j<=inf;j*=5){
            int k=j;
            int c=b-a*k,d=k*b;
            int x=(a*k+b-1)/b;
            c=b*x-a*k;
            // int g=gcd(c,d);
            // c/=g,d/=g;
            if(c<rc and d>=1 and d<=U){
                rc=c;
                rd=d;
            }
        }
    }
    cout<<rc<<' '<<rd<<endl;
}
signed main(){
    cin.tie(nullptr)->sync_with_stdio(0);
	int t;cin>>t;while(t--)
    solve();
    return 0;
}