n, m = map(int, input().split(' '))
c = list(map(int, input().split(' ')))
box = sorted([i for i in c])
candy, k = 0, 0
while candy < m and k < n:
	candy = candy + box[k]
	k = k + 1
if candy == m:	print(k)
elif candy < m:	print(n)
else:			print(k - 1)