class Problem0156:
	def solve(this):
		n,m = map(int, input().split())
		c = list(map(int, input().split()))
		c.sort()
		
		cnt = 0
		idx = 0
		while cnt <= m:
			cnt += c[idx]
			if cnt > m:
				break
			else:
				idx += 1
				if idx >= n:
					break
		print(idx)
		
if __name__ == "__main__":
	problem = Problem0156()
	problem.solve()