//
// Noszály Áron 9a Debreceni Fazekas Mihály Gimnázium
// noszalyaron4@gmail.com
//
// g++ 5.4.0 -std=c++14
//
#include<bits/stdc++.h>
#include<cstdlib>

using namespace std;

typedef long long ll;
typedef unsigned long long ul;
typedef long double ld;

#define all(s) (s).begin(),(s).end()
#define pb push_back
#define IO ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0)
#define INF std::numeric_limits<int>::max()
#define MINF std::numeric_limits<int>::min()
#define tmax(a,b,c) max((a),max((b),(c)))
#define tmin(a,b,c) min((a),min((b),(c)))
#define vpii vector<pair<int,int>>
#define vpll vector<pair<ll,ll>>
#define mp make_pair
#define xx first
#define yy second
#define sz(x) (int)(x).size()



#ifndef ONLINE_JUDGE
#  define LOG(x) (cerr << #x << " = " << (x) << endl)
#else
#  define LOG(x) ((void)0)
#endif
const long double PI = acos(-1);

int d1[4][2]={{0,1},{1,0},{0,-1},{-1,0}};
int d2[8][2]={{1,0},{0,1},{0,-1},{-1,0},{1,1},{-1,1},{1,-1},{-1,-1}};

#define LENGYEL

struct PP {
    int x,y,i;

    PP(int x_, int y_, int i_) {
        x=x_;
        y=y_;
        i=i_;
    }

    bool operator<(const PP& b) const {
        if(y==b.y) return x<b.x;
        return y<b.y;
    }
};

int ansx[10001],ansy[10001];

int main()
{
	IO;
    int n;cin>>n;
    vector<PP> X,Y;
    for(int i=0;i<n;++i) {
        ansx[i]=ansy[i]=-1;
        int a,b,c,d;cin>>a>>b>>c>>d;
        X.pb(PP(a,c,i));
        Y.pb(PP(b,d,i));
    }

    sort(all(X));
    sort(all(Y));
    
    set<int> XX, YY;
    for(int i=1;i<=n;++i) {
		XX.insert(i);YY.insert(i);
	}


    for(int i=0;i<n;++i) {

        set<int>::iterator it=XX.lower_bound(X[i].x);
        if(it==XX.end() || (*it)>X[i].y) {
            #ifdef LENGYEL
				cout<<"NIE\n";
            #else
				cout<<"-1\n";
            #endif
            return 0;
        }

        ansx[X[i].i]=*it;
        XX.erase(it);
    }

    for(int i=0;i<n;++i) {
        set<int>::iterator it=YY.lower_bound(Y[i].x);
        if(it==YY.end() || (*it)>Y[i].y) {
            #ifdef LENGYEL
				cout<<"NIE\n";
            #else
				cout<<"-1\n";
            #endif
            return 0;
        }

        ansy[Y[i].i]=*it;
        YY.erase(it);
    }

    for(int i=0;i<n;++i) {
        cout<<ansx[i]<<" "<<ansy[i]<<"\n";
    }


	return 0;
}