#include <fstream>

using namespace std;

ifstream cin("euclid3.in");
ofstream cout("euclid3.out");

int t;

void euclid(long long a,long long b,long long &x,long long &y)
{
    if (b==0) {x=1;y=0;}
    long long x0,y0;
    euclid(b,a%b,x0,y0);
    x=y0;
    y=x0-((long long)y0*(a/b));
}

int main()
{
    cin>>t;
    for (int i=1;i<=t;i++)
    {
        long long a,b;
        cin>>a>>b;
        long long x,y;
        euclid(a,b,x,y);
        cout<<x<<' '<<y;
    }
    cin.close();cout.close();
    return 0;
}