using System;
using System.Collections.Generic;
using System.Linq;
using System.IO;
using System.Text;

class Program
{
    const int M = 1000000007;
    static void Main()
    {
        var sw = new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false };
        var sc = new Scan();
        int n = sc.Int;
        int lim = 100010;
        var dp = new int[lim];
        for (int i = 1; i < lim; i++)
            dp[i] = M;
        
        for (int i = 0; i < n; i++)
        {
            int v, w;
            sc.Multi(out v, out w);
            for (int j = lim - 1; j > v; j--)
                dp[j] = Math.Min(dp[j], dp[j - v] + w);
            for (int j = v; j > 0; j--)
                dp[j] = Math.Min(dp[j], w);
        }
        int V = sc.Int;
        sw.WriteLine(dp[V] > 0 ? dp[V] : 1);
        sw.WriteLine(dp[V + 1] < M ? (dp[V + 1] - 1).ToString() : "inf");
        sw.Flush();
    }
}
class Scan
{
    public int Int { get { return int.Parse(Str); } }
    public long Long { get { return long.Parse(Str); } }
    public string Str { get { return Console.ReadLine().Trim(); } }
    public int[] IntArr { get { return StrArr.Select(int.Parse).ToArray(); } }
    public long[] LongArr { get { return StrArr.Select(long.Parse).ToArray(); } }
    public string[] StrArr { get { return Str.Split(); } }
    public void Multi(out int a, out int b) { var arr = IntArr; a = arr[0]; b = arr[1]; }
    public void Multi(out int a, out int b, out int c) { var arr = IntArr; a = arr[0]; b = arr[1]; c = arr[2]; }
}