import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Arrays;
import java.util.stream.Stream;

public class No00000156_Main {

	public static void main(String[] args) throws IOException {

		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

		String[] mArr = br.readLine().split(" ");
		int n = Integer.parseInt(mArr[0]);
		int m = Integer.parseInt(mArr[1]);
		int[] cArr = Stream.of(br.readLine().split(" ")).mapToInt(Integer::parseInt).toArray();
		Arrays.sort(cArr);;
		int cnt = 0;
		for(int i = 0; i < n; i++) {
			if(m >= cArr[i]) {
				cnt++;
				m -= cArr[i];
			}
		}
		System.out.println(cnt);
	}
}