using System;

public class Program

{

    public static void Main()

    {

        int n = int.Parse(Console.ReadLine());

        int[] times = new int[n];

        int[] prices = new int[n];

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

        {

            string[] line = Console.ReadLine().Split(' ');

            times[i] = int.Parse(line[0]);

            prices[i] = int.Parse(line[1]);

        }

    }

}