#include <iostream>

using namespace std;
int exgcd(int a,int b,int &x,int &y)
{
    if(b==0)
    {
        x=1,y=0;
        return a;
    }

    int d=exgcd(b,a%b,x,y);
    //求当前问题a,b的的系数
    int tx=x,ty=y;
    x=ty;
    y=tx-a/b*ty;
    return d;
}
int main()
{
    int n;
    cin>>n;
    while(n--)
    {
        int a,b;
        cin>>a>>b;
        int x,y;
        exgcd(a,b,x,y);
        cout<<x<<" "<<y<<endl;
    }
    // cout << "Hello world!" << endl;
    return 0;
}