import java.io.*;
import java.util.*;

/**
 * Built using CHelper plug-in
 * Actual solution is at the top
 */
public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        InputReader in = new InputReader(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        Task solver = new Task();
        solver.solve(1, in, out);
        out.close();
    }

    static class Task {
        public void solve(int testNumber, InputReader in, PrintWriter out) {
            int N = in.nextInt();
            int v[] = new int[N];
            int w[] = new int[N];
            int sum=0;

            for(int i=0; i<N; i++){
                v[i] = in.nextInt();
                w[i] = in.nextInt();
                sum+=w[i];
            }
            int V = in.nextInt();

            int dp[] = new int[100005];
            Arrays.fill(dp, -999999);
            dp[0] = 0;

            for(int i=0; i<N; i++){
                for(int j=sum; j-w[i]>=0; j--){
                    dp[j] = Math.max(dp[j],dp[j-w[i]]+v[i]);
                }
            }

            int resmin=0;
            int resmax=0;

            int flag=0;

            for(int i=0; i<=sum; i++){
                if(dp[i] == V&&flag==0){
                    resmin=i;
                    flag++;
                }
                if(dp[i]>V){
                    resmax=i;
                    break;
                }
            }
            
            out.println(Math.max(1,resmin));
            if(resmax==0){
                out.println("inf");
            }
            else out.println(resmax-1);
        }

    }

    static class InputReader {
        public BufferedReader reader;
        public StringTokenizer tokenizer;

        public InputReader(InputStream stream) {
            reader = new BufferedReader(new InputStreamReader(stream), 32768);
            tokenizer = null;
        }

        public String next() {
            while (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        }

        public int nextInt() {
            return Integer.parseInt(next());
        }

    }
}