import java.util.*;
 
public class Main {
  public static void main(final String[] args) {
    Scanner sc = new Scanner(System.in);
    int N = sc.nextInt();
    int x = sc.nextInt();
    int a[] = new int[N];
    
    for(int i=0; i<N; i++){
      a[i] = sc.nextInt();
    }
    Arrays.sort(a);
    int cnt = 0;
    int sum = 0;
    for(int i=0; i<N; i++){
      sum = sum + a[i];
      cnt++;
      if(sum >= x) {
        break;
      }
    }
    if(sum == x) {	    	
      System.out.println(cnt);
    }
    else if (cnt != 0) {
      System.out.println(cnt - 1);
    }else{
      System.out.println(0);
    }
    }
}