//vanitas vanitatum et omnia vanitas
#include<bits/stdc++.h>
#define fi first
#define se second
#define eb emplace_back
#define mp make_pair
using namespace std;
typedef long double ld;
typedef long long ll;
typedef unsigned long long ull;
typedef __int128 i128;
template<typename T,typename U>
T ceil(T x, U y) {return (x>0?(x+y-1)/y:x/y);}
template<typename T,typename U>
T floor(T x, U y) {return (x>0?x/y:(x-y+1)/y);}
template<class T,class S>
bool chmax(T &a,const S b) {return (a<b?a=b,1:0);}
template<class T,class S>
bool chmin(T &a,const S b) {return (a>b?a=b,1:0);}
int popcnt(int x) {return __builtin_popcount(x);}
int popcnt(ll x)  {return __builtin_popcountll(x);}
int topbit(int x) {return (x==0?-1:31-__builtin_clz(x));}
int topbit(ll x)  {return (x==0?-1:63-__builtin_clzll(x));}
int lowbit(int x) {return (x==0?-1:__builtin_ctz(x));}
int lowbit(ll x)  {return (x==0?-1:__builtin_ctzll(x));}

#define int long long
#define rep(i,a,b) for(int i=(a);i<=(b);i++)
#define per(i,a,b) for(int i=(a);i>=(b);i--)
typedef pair<int,int> pii;
typedef vector<int> vi;
typedef vector<pii> vp;
typedef tuple<int,int,int> tiii;
int read() {
  int x=0,w=1; char c=getchar(); 
  while(!isdigit(c)) {if(c=='-') w=-1; c=getchar();}
  while(isdigit(c)) {x=x*10+(c-'0'); c=getchar();} 
  return x*w;
}

int ax,bx,ay,by,tss,ansx,ansy;

int sz(int x,int y) {
  int sx=x-ax, sy=y-ay;
  int tx=x-bx, ty=y-by;
  int ss=sx*ty-sy*tx;
  if(ss<0) ss=-ss;
  return ss;
}

void exgcd(int a,int b,int &x,int &y) {
  if(a<b) {exgcd(b,a,y,x); return;}
  if(b==0||a==1) {x=1, y=0; return;}
  int nx,ny; exgcd(b,a%b,nx,ny);
  x=ny, y=nx-(a/b)*ny;
}

signed main() {
  int T=read();
  while(T--) {
    ax=read(), ay=read(), bx=read(), by=read();
    int dx=ax-bx, dy=by-ay;
    int g=__gcd(dx,dy);
    dx/=g, dy/=g; int x=0,y=0;
    bool rx=0, ry=0;
    if(dx<0) rx=1, dx=-dx; if(dy<0) ry=1, dy=-dy;
    exgcd(dy,dx,x,y);
    if(rx) x=-x; if(ry) y=-y;
    printf("%lld %lld\n",ax+x,ay+y);
  }
  return 0;
}