N,M = map(int,input().split())
candies = [int(x) for x in input().split()]
candies.sort()
for box in range(N):
    candy = candies[box]
    if M>=candy:
        candies[box]=0
        M-=candy
    else:
        break
empty=len([x for x in candies if not x])
print(empty)