import java.util.*;

public class Main {

    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        List<Decimal> list = new ArrayList<>();
        for(int i=0; i<n; i++) {
            int a = sc.nextInt();
            int b = sc.nextInt();
            list.add(new Decimal(a,b));
        }
        Collections.sort(list, new DecimalComparator());
        
        for(int i=0; i<n; i++) {
            System.out.println( list.get(i).getNumerator() + " " + list.get(i).getDenominator() );
        }
    }
}

class Decimal {
    private int numerator;
    private int denominator;
    
    public Decimal(int numerator, int denominator) {
        this.numerator = numerator;
        this.denominator = denominator;
    }
    
    public int getNumerator() {
        return numerator;
    }
    
    public int getDenominator() {
        return denominator;
    }
}

class DecimalComparator implements Comparator<Decimal> {
    public int compare(Decimal d1, Decimal d2) {
        return d1.getDenominator() * d2.getNumerator() - d2.getDenominator() * d1.getNumerator();
    }
}