#include <iostream>
#include <cstdio>
#include <cstring>
#include <algorithm>
using namespace std;
int exgcd(int a,int b,int &x,int &y)
{
    if(b == 0)
    {
        x = 1,y = 0;
        return a;
    }
    int x1,y1,t;
    t = exgcd(b,a % b,x1,y1);
    x = y1;
    y = x1 - a / b * y1;
    return t;
}
int main()
{
    int n;
    cin >> n;
    while(n --)
    {
        int a,b,x,y;
        cin >> a >> b;
        exgcd(a,b,x,y);
        cout << x << ' ' << y << endl;
    }
    return 0;
}