#! /usr/bin/env python
# -*- coding: utf-8 -*-

import os
import sys
import itertools
import math
from collections import Counter, defaultdict

class Main(object):
    
    def __init__(self):
        pass

    def solve(self):
        '''
        insert your code
        '''
        n, m = map(int, raw_input().split())
        c = map(int, raw_input().split())
        c.sort()
        tmp = m
        ans = 0
        for i in range(len(c)):
            if tmp >= c[i]:
               ans += 1
               tmp -= c[i]
            else:
                break
        print ans
        
        return None

if __name__ == '__main__':
    m = Main()
    m.solve()