# -*- coding:utf-8 -*-

if __name__ == "__main__":
	n,m = map(int,raw_input().split())
	cands = map(int,raw_input().split())
	cands.sort()
	sum = 0
	ans = 0
	while ans <= n:
		sum += cands[ans]
		if sum > m:
			break
		elif sum == m:
			ans += 1
			break
		else:
			ans += 1
	print ans