import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        Num[] nums = new Num[n];
        for (int i = 0; i < n; i++) {
            nums[i] = new Num(sc.nextInt(), sc.nextInt());
        }
        Arrays.sort(nums);
        StringBuilder sb = new StringBuilder();
        for (Num x : nums) {
            sb.append(x).append("\n");
        }
        System.out.print(sb);
    }
    
    static class Num implements Comparable<Num> {
        int child;
        int mother;
        
        public Num(int child, int mother) {
            this.child = child;
            this.mother = mother;
        }
        
        public int compareTo(Num another) {
            return another.child * mother - child * another.mother;
        }
        
        public String toString() {
            return child + " " + mother;
        }
    }
}