import java.util.Arrays;
import java.util.Scanner;

public class Main {
	
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		
		final int N = sc.nextInt();
		final int M = sc.nextInt();
		
		int[] array = new int[N];
		for(int i = 0; i < N; i++){
			array[i] = sc.nextInt();
		}
		Arrays.sort(array);
		for(int i = 1; i < N; i++){
			array[i] += array[i - 1];
		}
		
		int pos = Arrays.binarySearch(array, M);
		if(pos < 0){
			pos = -(pos + 1);
		}else{
			pos++;
		}
		
		System.out.println(pos);
		
		
	}
	
}