import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.NoSuchElementException;

public class Main{

	int N,V;
	int[] v,w;

	public void solve() {
		N = nextInt();
		v = new int[N];
		w = new int[N];
		for(int i = 0;i < N;i++){
			v[i] = nextInt();
			w[i] = nextInt();
		}
		V = nextInt();

		int[] dp = new int[N * 1000 + 1];
		for(int i = 0;i < N;i++){
			for(int j = N * 1000;j >= 0;j--){
				if(j + w[i] <= N * 1000)dp[j+w[i]] = Math.max(dp[j+w[i]],dp[j]+v[i]);
			}
		}

		int lower = lowerBound(dp,V);
		int upper = upperBound(dp,V);
		out.println(lower);
		out.println(upper <= N * 1000 ? upper  : "inf");
	}

	 public int upperBound(int[] a,int b){
		 int low = 1;
		 int high = a.length;
		 while(high - low > 1){
			 int mid = high+low >> 1;

			if(a[mid] > b){
				high = mid;
			}else{
				low = mid;
			}
		}
		return low;
	}

	public int lowerBound(int[] a,int b){
		int low = 0;
		int high = a.length;

		while(high - low > 1){
			int mid = high+low >> 1;

			if(a[mid] >= b){
				high = mid;
			}else{
				low = mid;
			}
		}

		return high;
	}

	public static void main(String[] args) {
		out.flush();
		new Main().solve();
		out.close();
	}

	/* Input */
	private static final InputStream in = System.in;
	private static final PrintWriter out = new PrintWriter(System.out);
	private final byte[] buffer = new byte[2048];
	private int p = 0;
	private int buflen = 0;

	private boolean hasNextByte() {
		if (p < buflen)
			return true;
		p = 0;
		try {
			buflen = in.read(buffer);
		} catch (IOException e) {
			e.printStackTrace();
		}
		if (buflen <= 0)
			return false;
		return true;
	}

	public boolean hasNext() {
		while (hasNextByte() && !isPrint(buffer[p])) {
			p++;
		}
		return hasNextByte();
	}

	private boolean isPrint(int ch) {
		if (ch >= '!' && ch <= '~')
			return true;
		return false;
	}

	private int nextByte() {
		if (!hasNextByte())
			return -1;
		return buffer[p++];
	}

	public String next() {
		if (!hasNext())
			throw new NoSuchElementException();
		StringBuilder sb = new StringBuilder();
		int b = -1;
		while (isPrint((b = nextByte()))) {
			sb.appendCodePoint(b);
		}
		return sb.toString();
	}

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

	public long nextLong() {
		return Long.parseLong(next());
	}

	public double nextDouble() {
		return Double.parseDouble(next());
	}
}